Source: https://dev-docs.nebula-graph.io/v5.3.2/database-gql-reference/sessions/unset/
Documentation version: v5.3.2

# SESSION UNSET command

The SESSION UNSET command unsets the value of a configuration option set using `SESSION SET` or `SESSION RESET` for the current session. The configuration options unset by `SESSION UNSET` are not displayed by `SHOW SESSION CONFIGS`.

- To view the session configuration options set in the current session, see [SHOW SESSION CONFIGS](https://dev-docs.nebula-graph.io/v5.3.2/database-gql-reference/data-admin/show/show-session-configs/).
- To learn how to set session configuration options, see [SESSION SET](https://dev-docs.nebula-graph.io/v5.3.2/database-gql-reference/sessions/set/).

## Syntax

diagramsource

 session_unset_command  

````
session_unset_command ::=
    'SESSION' 'UNSET' config_option

````

## Parameters

### `config_option`

The name of the configuration option to unset in the current session (must be set via `SESSION SET` or `SESSION RESET`).

## Examples

````
SESSION SET timezone = "Asia/Shanghai" // Set the timezone for the current session to Asia/Shanghai.
SESSION UNSET timezone // Unset the timezone setting in the current session.

````