# Conditional Functions

## In this section

* [CASE](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/case.md)
* [COALESCE](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/coalesce.md)
* [CAST or CONVERT](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/cast-or-convert.md)
* [DECODE](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/decode.md)
* [ELT](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/elt.md)
* [GREATEST](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/greatest.md)
* [IF](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/if.md)
* [ISNULL](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/isnull.md)
* [ISNUMERIC](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/isnumeric.md)
* [LEAST](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/least.md)
* [NULLIF](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/nullif.md)
* [NVL and IFNULL](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/nvl-and-ifnull.md)
* [SLEEP](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/sleep.md)

***

Modified at: November 17, 2022

Source: [/db/v9.1/reference/sql-reference/conditional-functions/](https://docs.singlestore.com/db/v9.1/reference/sql-reference/conditional-functions/)

(An index of the documentation is available at /llms.txt)