﻿{"create_at":1672748492,"accuracy_version":"v1.9.3","lib":"deepcut","insert":61,"deletion":383,"substitution":289,"total":2913,"accuracy":74.83694,"html_tag":"<span class='r'>(</span><span class='p'>|</span><span class='y'>เค(อาจารย์เกวลี)</span><span class='p'>|</span><span class='y'>ค่ะ())</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>เริ่ม</span><span class='p'>|</span><span class='c'>เลย</span><span class='p'>|</span><span class='r'>แล้ว</span><span class='p'>|</span><span class='y'>ละกัน(กัน)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='y'>งวด(วัน)</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>บท</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>7</span><span class='p'>|</span><span class='r'>หลัง</span><span class='p'>|</span><span class='y'>พี่(ปี)</span><span class='p'>|</span><span class='c'>ใหม่</span><span class='p'>|</span><span class='y'>อะไร(สไลด์)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>เยอะ</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>นิดเดียว</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>วัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>บ้าน</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>ไม่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>บ้าน</span><span class='p'>|</span><span class='c'>เฉพาะ</span><span class='p'>|</span><span class='c'>อาทิตย์</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>ถือ</span><span class='p'>|</span><span class='y'>ถึง(ว่า)</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>ปี</span><span class='p'>|</span><span class='c'>ใหม่</span><span class='p'>|</span><span class='y'>งวด(บท)</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>เกี่ยว</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='g'>วิชา</span><span class='p'>|</span><span class='y'>คณิต(พีชคณิต)</span><span class='p'>|</span><span class='c'>เชิง</span><span class='p'>|</span><span class='c'>สัมพันธ์</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>กระบวนการ</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คณิตศาสตร์</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>ง่าย</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='y'>เที่ยว(ที่)</span><span class='p'>|</span><span class='r'>เอา</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>จัดการ</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='y'>เพชร(พีชคณิต)</span><span class='p'>|</span><span class='g'>ชนิด</span><span class='p'>|</span><span class='c'>เชิง</span><span class='p'>|</span><span class='c'>สัมพันธ์</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>เกี่ยว</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>โครงสร้าง</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>query</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='y'>การ(จัดการ)</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เกิด</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ความ</span><span class='p'>|</span><span class='c'>สัมพันธ์</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>สร้าง</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ใหม่</span><span class='p'>|</span><span class='r'>ขึ้น</span><span class='p'>|</span><span class='r'>มา</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>จำลอง</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>ต่างๆ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เกิด</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='r'>กับ</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ซึ่ง</span><span class='p'>|</span><span class='c'>ส่วน</span><span class='p'>|</span><span class='c'>มาก</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>พื้นฐาน</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>กลุ่ม</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>ดั้งเดิม</span><span class='p'>|</span><span class='r'>กับ</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>พิเศษ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>ละ</span><span class='p'>|</span><span class='c'>4</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>ดั้งเดิม</span><span class='p'>|</span><span class='c'>ก่อน</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>อังกฤษ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='y'>เจดีย์(traditional)</span><span class='p'>|</span><span class='g'>ที่</span><span class='p'>|</span><span class='g'>นั่น</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เกิด</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ความ</span><span class='p'>|</span><span class='c'>สัมพันธ์</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>อาศัย</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>ซึ่ง</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>เคย</span><span class='p'>|</span><span class='c'>เรียน</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>วิชา</span><span class='p'>|</span><span class='c'>คณิตศาสตร์</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='y'>ตา(ตาราง)</span><span class='p'>|</span><span class='g'>ราง</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ความ</span><span class='p'>|</span><span class='c'>สัมพันธ์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เกิด</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='y'>อาชีพ(attribute)</span><span class='p'>|</span><span class='y'>เดียว(ก็)</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>เกิด</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='r'>ใช่</span><span class='p'>|</span><span class='r'>ไหม</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>นัก</span><span class='p'>|</span><span class='c'>ศึกษา</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='y'>แอตทริบิวต์(attribute)</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='r'>รหัส</span><span class='p'>|</span><span class='r'>นัก</span><span class='p'>|</span><span class='r'>ศึกษา</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>นาม</span><span class='p'>|</span><span class='c'>สกุล</span><span class='p'>|</span><span class='c'>เป็นต้น</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>กลุ่ม</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>ดั้งเดิม</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>4</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>product</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='r'>union</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='g'>ยูเนี่ยน</span><span class='p'>|</span><span class='y'>อินเตอร์เซค(intersection)</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='y'>มี(difference)</span><span class='p'>|</span><span class='y'>ประเด็น(อัน)</span><span class='p'>|</span><span class='g'>วัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>อังกฤษ</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ระบบ</span><span class='p'>|</span><span class='c'>จัดการ</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>อังกฤษ</span><span class='p'>|</span><span class='y'>มา(ประมาณ)</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='y'>แลก(แรก)</span><span class='p'>|</span><span class='y'>โปรดักส์(product)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>บรรทัด</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='y'>เล็ก(record)</span><span class='p'>|</span><span class='g'>คอร์ด</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>สามารถ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>จับ</span><span class='p'>|</span><span class='c'>คู่</span><span class='p'>|</span><span class='r'>แบบ</span><span class='p'>|</span><span class='c'>ผล</span><span class='p'>|</span><span class='r'>คูณcartesian</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='g'>คูณคาร์</span><span class='p'>|</span><span class='g'>ทีเซียน</span><span class='p'>|</span><span class='y'>นี่(นี้)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>คณิตศาสตร์</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>ง่าย</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>จัดการ</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='r'>times</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>t</span><span class='p'>|</span><span class='r'>-</span><span class='p'>|</span><span class='r'>i</span><span class='p'>|</span><span class='r'>-</span><span class='p'>|</span><span class='r'>m</span><span class='p'>|</span><span class='r'>-</span><span class='p'>|</span><span class='r'>e</span><span class='p'>|</span><span class='r'>-</span><span class='p'>|</span><span class='y'>timecimbs(s)</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>กรอบ</span><span class='p'>|</span><span class='c'>4</span><span class='p'>|</span><span class='c'>เหลี่ยม</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>atimesb</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='y'>เอง(a)</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='r'>b</span><span class='p'>|</span><span class='y'>บีมัน(มัน)</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='y'>x(คูณ)</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>เดี๋ยว</span><span class='p'>|</span><span class='y'>การ(อาจารย์)</span><span class='p'>|</span><span class='c'>เขียน</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>ก่อน</span><span class='p'>|</span><span class='y'>เมื่อ(เมื่อกี้)</span><span class='p'>|</span><span class='g'>กี้</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='y'>b(bab)</span><span class='p'>|</span><span class='g'>นี่</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>product</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>ค่า(ถ้า)</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='y'>ข้อมูล(...)</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ระบบ</span><span class='p'>|</span><span class='c'>จัดการ</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>นี่</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>time(times)</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='r'>ที่</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>คูณ</span><span class='p'>|</span><span class='y'>กัน(กันa)</span><span class='p'>|</span><span class='g'>xxxxy</span><span class='p'>|</span><span class='y'>ใช่(คูณxaคูณyใช่)</span><span class='p'>|</span><span class='c'>ไหม</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>ตัว</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='r'>ๆ</span><span class='p'>|</span><span class='y'>bexxxybxbyfzy(b)</span><span class='p'>|</span><span class='r'>คูณxคูณy</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='r'>เป็น</span><span class='p'>|</span><span class='r'>bxbycxcy</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='r'>ง่าย</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='y'>จริง(ก็)</span><span class='p'>|</span><span class='y'>ๆ(คือ)</span><span class='p'>|</span><span class='c'>จับ</span><span class='p'>|</span><span class='c'>คู่</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='c'>ยัง</span><span class='p'>|</span><span class='y'>ไง(ง่าย)</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='r'>ตัว</span><span class='p'>|</span><span class='y'>ยัง(อย่าง)</span><span class='p'>|</span><span class='c'>อีก</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='r'>aนะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='y'>aมี(มี)</span><span class='p'>|</span><span class='r'>ตาราง</span><span class='p'>|</span><span class='r'>b</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='g'>พลัง</span><span class='p'>|</span><span class='y'>ดี(ถ้า)</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='r'>คูณ</span><span class='p'>|</span><span class='y'>คุณกานต์(กัน)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='y'>atimeb(atimesb)</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>b</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>สามารถ</span><span class='p'>|</span><span class='c'>จับ</span><span class='p'>|</span><span class='c'>คู่</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='r'>ง่าย</span><span class='p'>|</span><span class='y'>จริง(มัน)</span><span class='p'>|</span><span class='y'>ๆ(ก็)</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>3</span><span class='p'>|</span><span class='y'>*(x)</span><span class='p'>|</span><span class='c'>3</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>9</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>9</span><span class='p'>|</span><span class='r'>record</span><span class='p'>|</span><span class='y'>records9(9)</span><span class='p'>|</span><span class='c'>แถว</span><span class='p'>|</span><span class='y'>นั้น(นั่น)</span><span class='p'>|</span><span class='c'>เอง</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='y'>เช็ค(เช็ก)</span><span class='p'>|</span><span class='y'>แนว(ใน)</span><span class='p'>|</span><span class='c'>ข้อ</span><span class='p'>|</span><span class='c'>สอบ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='y'>ไม่(มี)</span><span class='p'>|</span><span class='c'>ออก</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='c'>ยัง</span><span class='p'>|</span><span class='r'>ง่าย</span><span class='p'>|</span><span class='r'>อยู่</span><span class='p'>|</span><span class='r'>ต่อ</span><span class='p'>|</span><span class='y'>ๆ(มา)</span><span class='p'>|</span><span class='y'>อยู่การ(การ)</span><span class='p'>|</span><span class='c'>union</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>รวม</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='r'>relation</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>รีเลชั่น(คะ)</span><span class='p'>|</span><span class='c'>เพื่อ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='y'>เรื่อง(record)</span><span class='p'>|</span><span class='y'>ของ(ก็)</span><span class='p'>|</span><span class='g'>เรื่อง</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>แถว</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='y'>ยูเนี่ยน(union)</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='y'>ยูเนี่ยน(union)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>aunionb</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='y'>เอง(a)</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='r'>b</span><span class='p'>|</span><span class='y'>บีมา(มา)</span><span class='p'>|</span><span class='c'>รวม</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>อย่าง</span><span class='p'>|</span><span class='r'>เช่น</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ตา</span><span class='p'>|</span><span class='c'>ราง</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>b</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='y'>ยูเนี่ยน(union)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>สังเกต</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ซ้ำ</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>อย่าง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>s1</span><span class='p'>|</span><span class='r'>ตาราง</span><span class='p'>|</span><span class='g'>s</span><span class='p'>|</span><span class='g'>1</span><span class='p'>|</span><span class='y'>นางเอก(a)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='y'>กำลัง(ตาราง)</span><span class='p'>|</span><span class='y'>ดี(b)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='y'>ยูเนี่ยน(union)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>ซ้ำ</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เห็น</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='y'>สี(4)</span><span class='p'>|</span><span class='y'>records(record)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='y'>สี(4)</span><span class='p'>|</span><span class='c'>แถว</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='y'>เนี้ย(นี้)</span><span class='p'>|</span><span class='y'>กำลัง(ตาราง)</span><span class='p'>|</span><span class='y'>เอก(a)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='y'>แต่(ตาราง)</span><span class='p'>|</span><span class='y'>รังบี(b)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>ซ้ำ</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>นับ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>พอ</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='y'>มา(มาunion)</span><span class='p'>|</span><span class='g'>ยูเนี่ยน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>4</span><span class='p'>|</span><span class='c'>บรรทัด</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เหลือ</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>3</span><span class='p'>|</span><span class='c'>บรรทัด</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>s</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='y'>ไม่(มัน)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='r'>อยู่</span><span class='p'>|</span><span class='c'>ทั้ง</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='r'>aกับ</span><span class='p'>|</span><span class='y'>ab(b)</span><span class='p'>|</span><span class='c'>เลย</span><span class='p'>|</span><span class='r'>ตาม</span><span class='p'>|</span><span class='r'>ทฤษฎี</span><span class='p'>|</span><span class='y'>ยูเนี่ยน(union)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ส่วน</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ทับซ้อน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='r'>ต่อ</span><span class='p'>|</span><span class='r'>มา</span><span class='p'>|</span><span class='r'>intersection</span><span class='p'>|</span><span class='y'>อินเตอร์เซกชัน(ก็)</span><span class='p'>|</span><span class='y'>ก็ตาม(ตาม)</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>เพื่อ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='r'>record</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='g'>เล็ก</span><span class='p'>|</span><span class='y'>คอร์ด(คะ)</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ปรากฏ</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ทั้ง</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>ทับซ้อน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>นั่น</span><span class='p'>|</span><span class='c'>แหละ</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>intersection</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='r'>intersect</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='g'>อินเตอร์เซค</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='r'>aintersectb</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>aอินเตอร์เซคb(คะ)</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='r'>จาก</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>เดิม</span><span class='p'>|</span><span class='c'>เลย</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>b</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ไหน</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ทับซ้อน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>s</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='y'>ไม่(มัน)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ทั้ง</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='r'>ตาราง</span><span class='p'>|</span><span class='g'>กำลัง</span><span class='p'>|</span><span class='y'>เอก(a)</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='r'>ตาราง</span><span class='p'>|</span><span class='y'>กระบี่(b)</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ผล</span><span class='p'>|</span><span class='c'>เฉพาะ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>ทับซ้อน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ฉะนั้น</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>aอินเตอร์เซคb(aintersectb)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='r'>1</span><span class='p'>|</span><span class='y'>accord(record)</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='r'>s1</span><span class='p'>|</span><span class='r'>ตาม</span><span class='p'>|</span><span class='c'>ทฤษฎี</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='y'>เรา(ต่อ)</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='r'>difference</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>เพื่อ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>แถว</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ปรากฏ</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='r'>1</span><span class='p'>|</span><span class='y'>นึ่ง(แต่)</span><span class='p'>|</span><span class='y'>แปล(อีก)</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>ก็ตาม</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='r'>อีก</span><span class='p'>|</span><span class='y'>กี่(ตา)</span><span class='p'>|</span><span class='y'>ตาราง(ราง)</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>ไว้(minus)</span><span class='p'>|</span><span class='g'>นะ</span><span class='p'>|</span><span class='c'>แปล</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>ไทย</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>เครื่องหมาย</span><span class='p'>|</span><span class='c'>-1</span><span class='p'>|</span><span class='y'>แล้ว(นั่น)</span><span class='p'>|</span><span class='y'>นี่(เอง)</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='r'>aminusb</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='y'>ที่(คือ)</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>เอ(a)</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>b</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='y'>เมื่อ(ก็)</span><span class='p'>|</span><span class='y'>คืน(คือ)</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='r'>อาจารย์</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='c'>ไฮไลท์</span><span class='p'>|</span><span class='c'>สี</span><span class='p'>|</span><span class='c'>เหลือง</span><span class='p'>|</span><span class='c'>ไว้</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='g'>ไป</span><span class='p'>|</span><span class='y'>นั่ง(ตาราง)</span><span class='p'>|</span><span class='y'>ดื่ม(เดิม)</span><span class='p'>|</span><span class='y'>ด้วย(เลย)</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='r'>aminus</span><span class='p'>|</span><span class='y'>ab(b)</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='r'>a</span><span class='p'>|</span><span class='y'>เอเชีย(แต่)</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>บี(b)</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>ใช่</span><span class='p'>|</span><span class='c'>แน่นอน</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>s1</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ทั้งaทั้ง</span><span class='p'>|</span><span class='c'>bเพราะ</span><span class='p'>|</span><span class='c'>ฉะนั้น</span><span class='p'>|</span><span class='r'>aminusb</span><span class='p'>|</span><span class='g'>ไม่</span><span class='p'>|</span><span class='y'>นะ(ก็)</span><span class='p'>|</span><span class='g'>บี</span><span class='p'>|</span><span class='g'>ว่า</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='r'>เป็นs</span><span class='p'>|</span><span class='y'>เป็นs4(4)</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ทาง</span><span class='p'>|</span><span class='c'>กลับ</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='y'>บีบ(bminusa)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>บี(b)</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='r'>a</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>อยู่</span><span class='p'>|</span><span class='r'>ใน</span><span class='p'>|</span><span class='r'>b</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='r'>s2</span><span class='p'>|</span><span class='r'>เพราะ</span><span class='p'>|</span><span class='g'>aอยู่</span><span class='p'>|</span><span class='g'>ดี</span><span class='p'>|</span><span class='y'>ๆ(ว่า)</span><span class='p'>|</span><span class='c'>s</span><span class='p'>|</span><span class='g'>2</span><span class='p'>|</span><span class='g'>f</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>s1</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>เอง(a)</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ทาง</span><span class='p'>|</span><span class='c'>กลับ</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ไหน</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>มัน</span><span class='p'>|</span><span class='g'>ใน</span><span class='p'>|</span><span class='y'>วัน(ไว้)</span><span class='p'>|</span><span class='c'>ข้าง</span><span class='p'>|</span><span class='c'>หน้า</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>b</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เขียน</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>บี(b)</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เขียน</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='g'>ต้น</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='c'>b</span><span class='p'>|</span><span class='c'>นำ</span><span class='p'>|</span><span class='c'>หน้า</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>ใช่</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='y'>เอง(a)</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='y'>บี(b)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>แล้วแต่ว่า</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>นัก</span><span class='p'>|</span><span class='c'>ศึกษา</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='r'>มัน</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='y'>student(studentstudent)</span><span class='p'>|</span><span class='g'>ดี</span><span class='p'>|</span><span class='g'>เด่น</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='y'>ไม่(minusaddress)</span><span class='p'>|</span><span class='g'>นะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>student</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>ร้าน(ตาราง)</span><span class='p'>|</span><span class='c'>address</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ต่อ</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>ดำเนินการ</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>พิเศษ</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>special</span><span class='p'>|</span><span class='c'>ซึ่ง</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>แตกต่าง</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='c'>งาน</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>เซต</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>ทั่วไป</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>กลุ่ม</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>special</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>พิเศษ</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>จำเป็น</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>จำนวน</span><span class='p'>|</span><span class='y'>แอตทริบิวต์(attribute)</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='y'>คิว(attribute)</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='y'>อะไร(อะไรattribute)</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='y'>หมอ(คอลัมน์)</span><span class='p'>|</span><span class='g'>ลำ</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='y'>creditanalyst(traditionalset)</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>ทั้ง</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='r'>หรือ</span><span class='p'>|</span><span class='y'>13(3)</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>แต่</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>special</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='r'>attribute</span><span class='p'>|</span><span class='y'>senior(นี่)</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>จำเป็น</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>จำนวน</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>จำเป็น</span><span class='p'>|</span><span class='c'>ซึ่ง</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>พรุ่ง(พวก)</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ถูก</span><span class='p'>|</span><span class='c'>เรียก</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>บ่อย</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>แต่ละ</span><span class='p'>|</span><span class='r'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>บรรจุ</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>แตกต่าง</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>ถึงแม้</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='y'>คิว(attribute)</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='r'>คอลัมน์</span><span class='p'>|</span><span class='r'>มัน</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>นั่น</span><span class='p'>|</span><span class='c'>แหละ</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>แต่</span><span class='p'>|</span><span class='y'>แอตทริบิวต์(attribute)</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ทั้ง</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ถูก</span><span class='p'>|</span><span class='c'>นำ</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='y'>โดเมน(domain)</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ใด</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='r'>10</span><span class='p'>|</span><span class='r'>คอลัมน์</span><span class='p'>|</span><span class='c'>อีก</span><span class='p'>|</span><span class='y'>ตา(ตาราง)</span><span class='p'>|</span><span class='y'>นึง(1)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>8</span><span class='p'>|</span><span class='r'>คอลัมน์</span><span class='p'>|</span><span class='y'>ค่ำ(แต่)</span><span class='p'>|</span><span class='y'>แปล(จะ)</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>สิ่ง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>ดำเนิน</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>4</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>แรก</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>regedit(restrict)</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ระบบ</span><span class='p'>|</span><span class='c'>จัดการ</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>sql</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>เรียก</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='y'>siri(select)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>ประมาณ</span><span class='p'>|</span><span class='c'>อีก</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>สัปดาห์</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>พิมพ์</span><span class='p'>|</span><span class='c'>ลอง</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='c'>โค้ด</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='y'>sql(sqlดู)</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>ดู(คะ)</span><span class='p'>|</span><span class='c'>ซึ่ง</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>เพื่อ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>เรคคอร์ด(record)</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ระบุ</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>where</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='y'>avegetable(awherexoperatory)</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>เป็นต้น</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>แต่</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>ตอน</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='r'>ใน</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>จริง</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='y'>อ่ะ(นี่)</span><span class='p'>|</span><span class='c'>นัก</span><span class='p'>|</span><span class='c'>ศึกษา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เห็น</span><span class='p'>|</span><span class='c'>ภาพ</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>เข้าใจ</span><span class='p'>|</span><span class='c'>มาก</span><span class='p'>|</span><span class='c'>กว่า</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>เกริ่น</span><span class='p'>|</span><span class='c'>ก่อน</span><span class='p'>|</span><span class='c'>เฉย</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>หา(คะ)</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>เจอ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>พิเศษ</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>บ้าง</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>จัดการ</span><span class='p'>|</span><span class='c'>ฐาน</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>เดิม</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>b</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>ใน</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>อาจารย์</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เห็น</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>เอ๊ะ</span><span class='p'>|</span><span class='y'>column(คอลัมน์)</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>ยัง</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>นี่</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>เพื่อ</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>เห็น</span><span class='p'>|</span><span class='c'>ภาพ</span><span class='p'>|</span><span class='y'>ที่(ได้)</span><span class='p'>|</span><span class='c'>ชัดเจน</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>อาจารย์</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เลย</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ยัง</span><span class='p'>|</span><span class='c'>ยก</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>แบบ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ก่อน</span><span class='p'>|</span><span class='y'>บอก(พอ)</span><span class='p'>|</span><span class='y'>ให้(ใช้)</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>siri(select)</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='y'>racing(restrict)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>คู่</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='r'>where</span><span class='p'>|</span><span class='c'>เสมอ</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='c'>ต้น</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='y'>ดี(b)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='y'>ดี(b)</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='y'>ซิ(citycity)</span><span class='p'>|</span><span class='y'>ตี้(คือ)</span><span class='p'>|</span><span class='g'>ซิ</span><span class='p'>|</span><span class='g'>ตี้</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>แปล</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>เมือง</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>bค่า</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='r'>คอลัมน์</span><span class='p'>|</span><span class='y'>columncity(city)</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>ไหน</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ค่า</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='r'>chainat</span><span class='p'>|</span><span class='y'>ชัยนาท(เรา)</span><span class='p'>|</span><span class='y'>ขอ(ก็)</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='y'>หน่อย(เลย)</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='y'>กำลัง(ตาราง)</span><span class='p'>|</span><span class='g'>ดี</span><span class='p'>|</span><span class='y'>city(bcitychainat)</span><span class='p'>|</span><span class='g'>ชัยนาท</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='y'>พอดี(พอ)</span><span class='p'>|</span><span class='y'>ว่า(เรา)</span><span class='p'>|</span><span class='r'>พิมพ์bwherecity</span><span class='p'>|</span><span class='r'>=</span><span class='p'>|</span><span class='g'>city</span><span class='p'>|</span><span class='y'>เท่า(‘)</span><span class='p'>|</span><span class='y'>กับ(chainat)</span><span class='p'>|</span><span class='y'>ชัยนาท(’)</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='r'>record</span><span class='p'>|</span><span class='y'>tf(ที่)</span><span class='p'>|</span><span class='y'>2(s2)</span><span class='p'>|</span><span class='c'>ทั้งหมด</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>เพราะ</span><span class='p'>|</span><span class='r'>ว่า</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='y'>บี(b)</span><span class='p'>|</span><span class='c'>จังหวัด</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='r'>‘</span><span class='p'>|</span><span class='r'>chainat</span><span class='p'>|</span><span class='r'>’</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>ชัยนาท(คะ)</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ยก</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>ทั้งหมด</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ผล</span><span class='p'>|</span><span class='r'>ต่อ</span><span class='p'>|</span><span class='r'>มา</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='r'>project</span><span class='p'>|</span><span class='y'>โปรเจคนะ(นะ)</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>เลือก</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>แถว</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>เลือก</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>เพียง</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>บาง</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='y'>เห็น(เช่น)</span><span class='p'>|</span><span class='c'>อาจารย์</span><span class='p'>|</span><span class='c'>อยาก</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>รหัส</span><span class='p'>|</span><span class='c'>นัก</span><span class='p'>|</span><span class='c'>ศึกษา</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ผล</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>รหัส</span><span class='p'>|</span><span class='c'>นัก</span><span class='p'>|</span><span class='c'>ศึกษา</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>นัก</span><span class='p'>|</span><span class='c'>ศึกษา</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>ประมาณ</span><span class='p'>|</span><span class='c'>20</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>ได้</span><span class='p'>|</span><span class='y'>แปล(แต่)</span><span class='p'>|</span><span class='c'>อาจารย์</span><span class='p'>|</span><span class='c'>อยาก</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เกี่ยวข้อง</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>เรียก</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>เกี่ยว</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='y'>โปรเจค(project)</span><span class='p'>|</span><span class='c'>นั่น</span><span class='p'>|</span><span class='c'>เอง</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='c'>ต้น</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>ตา</span><span class='p'>|</span><span class='y'>ตาราง(ราง)</span><span class='p'>|</span><span class='c'>เดิม</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>เดิม</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='r'>a</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>วง</span><span class='p'>|</span><span class='c'>เล็บ</span><span class='p'>|</span><span class='y'>smm(sname)</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='y'>เอดส์(age)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>อธิบาย</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>a</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='r'>คอลัมน์</span><span class='p'>|</span><span class='y'>columnname(sname)</span><span class='p'>|</span><span class='c'>และ</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='r'>age</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ผล</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>ตอน</span><span class='p'>|</span><span class='c'>แรก</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='r'>มัน</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='y'>14(4)</span><span class='p'>|</span><span class='y'>ค่ำ(คอลัมน์)</span><span class='p'>|</span><span class='c'>ใช่</span><span class='p'>|</span><span class='c'>ไหม</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='y'>123(1234)</span><span class='p'>|</span><span class='c'>อาจารย์</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ผล</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='r'>sname</span><span class='p'>|</span><span class='r'>กับ</span><span class='p'>|</span><span class='y'>เฟซname(age)</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='y'>นี่(นี้)</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='y'>ทํา(ทำ)</span><span class='p'>|</span><span class='c'>งาน</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='y'>คํา(คำ)</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>project</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='y'>เผื่อ(อาจ)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>100</span><span class='p'>|</span><span class='y'>คน(ๆ)</span><span class='p'>|</span><span class='r'>คอลัมน์</span><span class='p'>|</span><span class='r'>อาจารย์</span><span class='p'>|</span><span class='g'>ละ</span><span class='p'>|</span><span class='g'>มา</span><span class='p'>|</span><span class='y'>จาก(อาจ)</span><span class='p'>|</span><span class='g'>ไหน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เรียก</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='y'>น่า(อาจารย์)</span><span class='p'>|</span><span class='c'>สนใจ</span><span class='p'>|</span><span class='r'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>project</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>ภาษา</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>ยัง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>อีก</span><span class='p'>|</span><span class='c'>เยอะ</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='y'>นี่(นี้)</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>คร่าว</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='r'>ก่อน</span><span class='p'>|</span><span class='y'>ว่า(นะ)</span><span class='p'>|</span><span class='y'>เนาะ(หรือ)</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='r'>เอ๊ะ</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ทำไม</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>โชว์</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>รหัสs</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='r'>bนะ</span><span class='p'>|</span><span class='y'>บี(คะ)</span><span class='p'>|</span><span class='y'>หน่วย(โดย)</span><span class='p'>|</span><span class='c'>ค่า</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>city</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ค่า</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='y'>แบงค์(bangkok)</span><span class='p'>|</span><span class='g'>คอก</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ผล</span><span class='p'>|</span><span class='c'>เฉพาะ</span><span class='p'>|</span><span class='y'>fsharp(s#)</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='y'>กู(คือ)</span><span class='p'>|</span><span class='c'>อยาก</span><span class='p'>|</span><span class='c'>รู้</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>รหัส</span><span class='p'>|</span><span class='r'>ที่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>เมือง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>เมือง</span><span class='p'>|</span><span class='c'>กรุงเทพฯ</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='r'>โชว์</span><span class='p'>|</span><span class='y'>ส่ง(แค่)</span><span class='p'>|</span><span class='y'>แค่s(s)</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>เมื่อ</span><span class='p'>|</span><span class='c'>ก่อน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='r'>ที่</span><span class='p'>|</span><span class='r'>อาจารย์</span><span class='p'>|</span><span class='y'>เรียก(บอก)</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='y'>wherecity(wherecity=bangkok)</span><span class='p'>|</span><span class='g'>กลับ</span><span class='p'>|</span><span class='g'>bangkok</span><span class='p'>|</span><span class='c'>ปกติ</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='y'>ๆ(ทุก)</span><span class='p'>|</span><span class='y'>คน(คอลัมน์)</span><span class='p'>|</span><span class='c'>ใช่</span><span class='p'>|</span><span class='c'>ไหม</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='y'>ตาม(อาจารย์)</span><span class='p'>|</span><span class='c'>กำหนด</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='y'>มา(มัน)</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>ใด</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>สามารถ</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='c'>ความ</span><span class='p'>|</span><span class='c'>สามารถ</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>project</span><span class='p'>|</span><span class='r'>ต่อ</span><span class='p'>|</span><span class='y'>ประมาณ(มา)</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>จอย(join)</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>กระทำ</span><span class='p'>|</span><span class='c'>เพื่อ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>ทั้งหมด</span><span class='p'>|</span><span class='c'>ซึ่ง</span><span class='p'>|</span><span class='c'>เกิด</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>เชื่อมโยง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>กำหนด</span><span class='p'>|</span><span class='c'>ค่า</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='y'>อาทิตย์(attribute)</span><span class='p'>|</span><span class='g'>อยู่</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='y'>คอลัม(คอลัมน์)</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>มาก</span><span class='p'>|</span><span class='c'>กว่า</span><span class='p'>|</span><span class='c'>ก็ได้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>สำคัญ</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ชื่อ</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='y'>โดเมน(domain)</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>รูปแบบ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='r'>ajoinb</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='y'>abมา(มา)</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='y'>จอย(join)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>คล้าย</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='r'>union</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>ยูเนี่ยน(คะ)</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='g'>เงิน</span><span class='p'>|</span><span class='y'>ไข(เงื่อนไข)</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='y'>โดเมน(domain)</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='y'>column(คอลัมน์)</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>ถึง</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='y'>จอย(join)</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='r'>คอลัมน์</span><span class='p'>|</span><span class='y'>คน(อัน)</span><span class='p'>|</span><span class='y'>ล่ำ(นี้)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='r'>พอ</span><span class='p'>|</span><span class='r'>join</span><span class='p'>|</span><span class='y'>รายการ(กัน)</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='y'>ซับซ้อน(ทับซ้อน)</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>คล้าย</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>อยู่(union)</span><span class='p'>|</span><span class='g'>เนี่ย</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>อย่าง</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='y'>จอย(join)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='c'>city</span><span class='p'>|</span><span class='c'>ใช่</span><span class='p'>|</span><span class='c'>ไหม</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>ajoinb</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='y'>hib(นี้)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>6</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>12</span><span class='p'>|</span><span class='r'>ตัว</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>city</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='c'>แต่</span><span class='p'>|</span><span class='c'>เนื่อง</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='y'>พี่(attribute)</span><span class='p'>|</span><span class='g'>บิว</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>city</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>พิจารณา</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>เรคคอร์ด(record)</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>รหัส</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ฉะนั้น</span><span class='p'>|</span><span class='c'>ถ้า</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>เกิน</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>เกิน</span><span class='p'>|</span><span class='r'>เรา</span><span class='p'>|</span><span class='y'>แล้ว(จะ)</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ซ้ำ</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>เกิด</span><span class='p'>|</span><span class='c'>ขึ้น</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>อีก</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='c'>งาน</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>เติม</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>เข้า</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>เพื่อ</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='y'>ใน(นี้)</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='y'>records(record)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ค่า</span><span class='p'>|</span><span class='y'>except(attribute)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>เดี๋ยว</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='y'>เดี๋ยวนี้(นี้)</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ไป</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>อีก</span><span class='p'>|</span><span class='c'>ที</span><span class='p'>|</span><span class='y'>นึง(1)</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตอน</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ทำ</span><span class='p'>|</span><span class='r'>ตัว</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>เลย</span><span class='p'>|</span><span class='y'>ตอบ(ต่อ)</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>แสดง</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='r'>relation</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>รีเลชั่น(คะ)</span><span class='p'>|</span><span class='c'>โดย</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='y'>รีเลชั่น(relation)</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ทั้ง</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='y'>ตา(ตาราง)</span><span class='p'>|</span><span class='g'>ราง</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='y'>แอตทริบิวต์(attribute)</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='y'>รอบ(ว่า)</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>น้อย</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เหมือน</span><span class='p'>|</span><span class='c'>กัน</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>กด(คะ)</span><span class='p'>|</span><span class='y'>รับ(ผลลัพธ์)</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>จาก</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>จำนวน</span><span class='p'>|</span><span class='y'>อธิบดี(attribute)</span><span class='p'>|</span><span class='c'>มาก</span><span class='p'>|</span><span class='c'>กว่า</span><span class='p'>|</span><span class='y'>เนี่ย(นี่)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ถูก</span><span class='p'>|</span><span class='c'>จับ</span><span class='p'>|</span><span class='c'>คู่</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>กับ</span><span class='p'>|</span><span class='r'>อีก</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='y'>มี(อีก)</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>น้อย</span><span class='p'>|</span><span class='c'>กว่า</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>คำ</span><span class='p'>|</span><span class='c'>สั่ง</span><span class='p'>|</span><span class='c'>รูปแบบ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='y'>abybyb(adevidedbyb)</span><span class='p'>|</span><span class='c'>มัน</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>คล้าย</span><span class='p'>|</span><span class='c'>ๆ</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>หาร</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>คำ</span><span class='p'>|</span><span class='r'>สั่ง</span><span class='p'>|</span><span class='r'>ตัว</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>หาร</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>เป็น</span><span class='p'>|</span><span class='y'>สับเซต(subset)</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>ตั้ง</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>ตั้ง</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='y'>มีa(a)</span><span class='p'>|</span><span class='c'>ไหม</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='r'>b</span><span class='p'>|</span><span class='c'>ไหม</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='r'>c</span><span class='p'>|</span><span class='c'>ไหม</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='y'>รับ(ผลลัพธ์)</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='y'>แมท(match)</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>หาร</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>บ้าง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='y'>aavxyz(a)</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='y'>มี(aมี)</span><span class='p'>|</span><span class='r'>xyzb</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>xc</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>x</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ฉะนั้น</span><span class='p'>|</span><span class='c'>สิ่ง</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='c'>abc</span><span class='p'>|</span><span class='c'>หาร</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>ครบ</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='r'>x</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>ทั้งหมด</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>เรา</span><span class='p'>|</span><span class='y'>น่า(อาจ)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>การ</span><span class='p'>|</span><span class='c'>ตั้ง</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='c'>แล้ว</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>x</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เข้า</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>ทุก</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>3</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='c'>ตั้ง</span><span class='p'>|</span><span class='c'>ไว้</span><span class='p'>|</span><span class='y'>อัน(หลักการ)</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>ตอน</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ค้นหา</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>เช่น</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='r'>google</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>อาจารย์</span><span class='p'>|</span><span class='c'>อยาก</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>กระเป๋า</span><span class='p'>|</span><span class='c'>สี</span><span class='p'>|</span><span class='c'>แดง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>6</span><span class='p'>|</span><span class='c'>ล้อ</span><span class='p'>|</span><span class='c'>ลาก</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='r'>อยาก</span><span class='p'>|</span><span class='r'>ได้</span><span class='p'>|</span><span class='c'>กระเป๋า</span><span class='p'>|</span><span class='c'>สี</span><span class='p'>|</span><span class='c'>แดง</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='r'>ล้อ</span><span class='p'>|</span><span class='c'>6</span><span class='p'>|</span><span class='c'>ล้อ</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='y'>ฉัน(อาจารย์)</span><span class='p'>|</span><span class='c'>ต้องการ</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>อย่าง</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>เป็นต้น</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='y'>ราคา(คะ)</span><span class='p'>|</span><span class='c'>เป็นต้น</span><span class='p'>|</span><span class='r'>เช่น</span><span class='p'>|</span><span class='c'>ตัวอย่าง</span><span class='p'>|</span><span class='r'>มี</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='c'>aมี</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ตาราง</span><span class='p'>|</span><span class='g'>ดี</span><span class='p'>|</span><span class='y'>มี(bมี)</span><span class='p'>|</span><span class='c'>คอลัมน์</span><span class='p'>|</span><span class='c'>เดียว</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='r'>p</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='g'>:</span><span class='p'>|</span><span class='g'>00</span><span class='p'>|</span><span class='g'>น</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='y'>adybb(adevidedbyb)</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>p2</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ชุด</span><span class='p'>|</span><span class='c'>ข้อมูล</span><span class='p'>|</span><span class='c'>อะไร</span><span class='p'>|</span><span class='c'>บ้าง</span><span class='p'>|</span><span class='c'>ของ</span><span class='p'>|</span><span class='r'>a</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='y'>เอe(p)</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='g'>ปี</span><span class='p'>|</span><span class='y'>2(p2)</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ฉะนั้น</span><span class='p'>|</span><span class='c'>ผลลัพธ์</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='y'>รักคอร์ด(record)</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>p2</span><span class='p'>|</span><span class='c'>อยู่</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='c'>อัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ยัง</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>ตาม</span><span class='p'>|</span><span class='c'>เงื่อนไข</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='r'>ถ้า</span><span class='p'>|</span><span class='c'>เพิ่ม</span><span class='p'>|</span><span class='c'>อีก</span><span class='p'>|</span><span class='r'>นะ</span><span class='p'>|</span><span class='r'>คะ</span><span class='p'>|</span><span class='y'>ที่(bp)</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='y'>ปี(p)</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='g'>ปี</span><span class='p'>|</span><span class='y'>3(p3p)</span><span class='p'>|</span><span class='g'>ปี</span><span class='p'>|</span><span class='c'>6</span><span class='p'>|</span><span class='c'>s</span><span class='p'>|</span><span class='c'>2</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='r'>ไม่</span><span class='p'>|</span><span class='r'>ตรง</span><span class='p'>|</span><span class='r'>s3</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='y'>มี(ไม่)</span><span class='p'>|</span><span class='y'>ส่ง(ตรง)</span><span class='p'>|</span><span class='y'>s(s4)</span><span class='p'>|</span><span class='g'>4</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ไม่</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>ตรง</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>s</span><span class='p'>|</span><span class='c'>1</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นั้น</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>เอา</span><span class='p'>|</span><span class='r'>b</span><span class='p'>|</span><span class='y'>บีทุก(ทุก)</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>หาร</span><span class='p'>|</span><span class='y'>ไม่(ได้)</span><span class='p'>|</span><span class='y'>ลงตัวi(ลงตัว)</span><span class='p'>|</span><span class='r'>อัน</span><span class='p'>|</span><span class='r'>นี้</span><span class='p'>|</span><span class='c'>คือ</span><span class='p'>|</span><span class='c'>หลักการ</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>คือ</span><span class='p'>|</span><span class='r'>การ</span><span class='p'>|</span><span class='y'>ปัญหา(หาร)</span><span class='p'>|</span><span class='c'>นั่น</span><span class='p'>|</span><span class='c'>แหละ</span><span class='p'>|</span><span class='c'>ต้อง</span><span class='p'>|</span><span class='y'>หา(หาร)</span><span class='p'>|</span><span class='c'>ลง</span><span class='p'>|</span><span class='c'>ตัว</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>วัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ประมาณ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='y'>เช็ค(เช็ก)</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='y'>เนื้อหา(ล่ามเนื้อหา)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>มี</span><span class='p'>|</span><span class='c'>แค่</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='y'>เช็ค(เช็ก)</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ห้อง</span><span class='p'>|</span><span class='r'>แล็บ</span><span class='p'>|</span><span class='y'>แลปว่า(ว่า)</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>ที่</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>สมบูรณ์</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>เปล่า</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>วัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>น่า</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='y'>แม่จ๋า(เนื้อหา)</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ประมาณ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>ให้</span><span class='p'>|</span><span class='y'>เช็ค(เช็ก)</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>ใน</span><span class='p'>|</span><span class='c'>ห้อง</span><span class='p'>|</span><span class='c'>เรียน</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='r'>ก็</span><span class='p'>|</span><span class='r'>เลย</span><span class='p'>|</span><span class='r'>สั้น</span><span class='p'>|</span><span class='g'>เหนื่อยป้า</span><span class='p'>|</span><span class='y'>นิดนึง(นิดหนึ่ง)</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>หลัง</span><span class='p'>|</span><span class='c'>ปี</span><span class='p'>|</span><span class='c'>ใหม่</span><span class='p'>|</span><span class='c'>ขอ</span><span class='p'>|</span><span class='y'>เช็ค(เช็ก)</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>ก่อน</span><span class='p'>|</span><span class='c'>สัปดาห์</span><span class='p'>|</span><span class='c'>หน้า</span><span class='p'>|</span><span class='c'>อาจ</span><span class='p'>|</span><span class='c'>จะ</span><span class='p'>|</span><span class='c'>เริ่ม</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>อาทิตย์</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>เลย</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='r'>เนื้อหา</span><span class='p'>|</span><span class='r'>จะ</span><span class='p'>|</span><span class='y'>มหาสมุทร(หมด)</span><span class='p'>|</span><span class='c'>เท่า</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='r'>แล้ว</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>มา</span><span class='p'>|</span><span class='y'>เช็ค(เช็ก)</span><span class='p'>|</span><span class='c'>ดู</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>ห้อง</span><span class='p'>|</span><span class='c'>เรียน</span><span class='p'>|</span><span class='c'>เรา</span><span class='p'>|</span><span class='c'>ใช้</span><span class='p'>|</span><span class='c'>โปรแกรม</span><span class='p'>|</span><span class='c'>ได้</span><span class='p'>|</span><span class='c'>หรือ</span><span class='p'>|</span><span class='c'>เปล่า</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>วัน</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ก็</span><span class='p'>|</span><span class='c'>ขอบคุณ</span><span class='p'>|</span><span class='c'>ล่าม</span><span class='p'>|</span><span class='r'>ค่ะ</span><span class='p'>|</span><span class='c'>กับ</span><span class='p'>|</span><span class='c'>ขอบคุณ</span><span class='p'>|</span><span class='y'>ค่ะ(ถอด)</span><span class='p'>|</span><span class='c'>ความ</span><span class='p'>|</span><span class='c'>ด้วย</span><span class='p'>|</span><span class='c'>นะ</span><span class='p'>|</span><span class='c'>คะ</span><span class='p'>|</span><span class='c'>ประมาณ</span><span class='p'>|</span><span class='c'>นี้</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='c'>เพราะ</span><span class='p'>|</span><span class='c'>ว่า</span><span class='p'>|</span><span class='c'>เดี๋ยว</span><span class='p'>|</span><span class='y'>เช็ค(เช็ก)</span><span class='p'>|</span><span class='c'>ห้อง</span><span class='p'>|</span><span class='r'>แล็บ</span><span class='p'>|</span><span class='y'>แลปก่อน(ก่อน)</span><span class='p'>|</span><span class='c'>ขอบคุณ</span><span class='p'>|</span><span class='c'>มาก</span><span class='p'>|</span><span class='c'>ค่ะ</span><span class='p'>|</span><span class='r'>[</span><span class='p'>|</span><span class='r'>สิ้นสุด</span><span class='p'>|</span><span class='r'>การ</span><span class='p'>|</span><span class='r'>ถอด</span><span class='p'>|</span><span class='r'>ความ</span><span class='p'>|</span><span class='r'>]</span>"}
