# groonga - An open-source fulltext search engine and column store.

- 日本語

# 7.3.42. `plugin_unregister`

Note

This command is an experimental feature.

New in version 5.0.1.

## 7.3.42.1. Summary

`plugin_unregister` command unregisters a plugin.

## 7.3.42.2. Syntax

This command takes only one required parameter:

    plugin_unregister name

## 7.3.42.3. Usage

Here is a sample that unregisters `QueryExpanderTSV` query expander that is included in `${PREFIX}/lib/groonga/plugins/query_expanders/tsv.so`.

Execution example:

    plugin_unregister query_expanders/tsv
    # [[0, 1337566253.89858, 0.000355720520019531], true]

You can omit `${PREFIX}/lib/groonga/plugins/` and suffix (`.so`). They are completed automatically.

You can specify absolute path such as `plugin_unregister /usr/lib/groonga/plugins/query_expanders/tsv.so`.

## 7.3.42.4. Return value

`plugin_unregister` returns `true` as body on success such as:

    [HEADER, true]

If `plugin_unregister` fails, error details are in `HEADER`.

See Output format for `HEADER`.

## 7.3.42.5. See also

- plugin_register