> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/reference/clientserver-protocol/2-text-protocol/com_set_option.md).

# COM\_SET\_OPTION

Enables or disables server option.

## Fields

* [int<1>](/docs/server/reference/clientserver-protocol/protocol-data-types.md) `0x1B` `COM_SET_OPTION` .
* [int<2>](/docs/server/reference/clientserver-protocol/protocol-data-types.md) option.

## **Options**

| Constant                            | Value |
| ----------------------------------- | ----- |
| `MYSQL_OPTION_MULTI_STATEMENTS_ON`  | 0     |
| `MYSQL_OPTION_MULTI_STATEMENTS_OFF` | 1     |

## Response

[EOF Packet](/docs/server/reference/clientserver-protocol/4-server-response-packets/eof_packet.md) on success or [ERR packet](/docs/server/reference/clientserver-protocol/4-server-response-packets/err_packet.md).

<sub>*This page is licensed: CC BY-SA / Gnu FDL*</sub>

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