# Identifier Generation Functions

SingleStore supports the following identifier generation functions:

* SYS\_GUID and UUID
* UUID\_TO\_BIN
* BIN\_TO\_UUID
* IS\_UUID

## In this section

* [SYS\_GUID and UUID](https://docs.singlestore.com/db/v9.1/reference/sql-reference/identifier-generation-functions/sys-guid-and-uuid.md)
* [UUID\_TO\_BIN](https://docs.singlestore.com/db/v9.1/reference/sql-reference/identifier-generation-functions/uuid-to-bin.md)
* [BIN\_TO\_UUID](https://docs.singlestore.com/db/v9.1/reference/sql-reference/identifier-generation-functions/bin-to-uuid.md)
* [IS\_UUID](https://docs.singlestore.com/db/v9.1/reference/sql-reference/identifier-generation-functions/is-uuid.md)

***

Modified at: November 7, 2024

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

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