freeCodeCamp/curriculum/challenges/chinese/07-scientific-computing-wit.../python-for-everybody/make-a-relational-database.md

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---
id: 5e7b9f170b6c005b0e76f08b
challengeType: 11
videoId: MQ5z4bdF92U
---
# --question--
## --text--
What SQL command would you use to retrieve all users that have the email address [quincy@freecodecamp.org](mailto:quincy@freecodecamp.org)?`mailto:quincy@freecodecamp.org`e to retrieve all users that have the email address [quincy@freecodecamp.org](mailto:quincy@freecodecamp.org)?`mailto:quincy@freecodecamp.org`have the email address [quincy@freecodecamp.org](mailto:quincy@freecodecamp.org)?`mailto:quincy@freecodecamp.org`@freecodecamp.org?
## --answers--
```
SELECT Users WHERE email="quincy@freecodecamp.org"
```
---
```
SELECT Users WHERE email IS "quincy@freecodecamp.org"
```
---
```
SELECT ALL Users WHERE email="quincy@freecodecamp.org"
```
---
```
SELECT * FROM Users WHERE email IS "quincy@freecodecamp.org"
```
---
```
SELECT * FROM Users WHERE email="quincy@freecodecamp.org"
```
## --video-solution--
5
# --hints--
# --solutions--