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---
id: 5e7b9f170b6c005b0e76f08b
title: 建立關係數據庫
challengeType: 11
videoId: MQ5z4bdF92U
bilibiliIds:
aid: 249380678
bvid: BV1vv411E76L
cid: 377531786
dashedName: make-a-relational-database
---
# --question--
## --text--
您將使用什麼 SQL 命令來檢索具有電子郵件地址 `quincy@freecodecamp.org` 的所有用戶?
## --answers--
```sql
SELECT Users WHERE email="quincy@freecodecamp.org"
```
---
```sql
SELECT Users WHERE email IS "quincy@freecodecamp.org"
```
---
```sql
SELECT ALL Users WHERE email="quincy@freecodecamp.org"
```
---
```sql
SELECT * FROM Users WHERE email IS "quincy@freecodecamp.org"
```
---
```sql
SELECT * FROM Users WHERE email="quincy@freecodecamp.org"
```
## --video-solution--
5