# flushTSDBCache {#flushtsdbcache}

**Parent topic:**[Functions](../../Functions/category.md)

## Syntax {#syntax}

`flushTSDBCache()`

## Arguments {#arguments}

None

## Details {#details}

Forcibly flush the completed transactions cached in the TSDB cache engine to the database. Specify the configuration parameter *TSDBCacheEngineSize* before execution.

