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# dbplus_flush

(PHP 4 >= 4.1.0)

dbplus_flush -- Flush all changes made on a relation

## Description

``int dbplus_flush` (resource relation)`

Warning
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change in a future release of PHP without notice. Be warned and use this function at your own risk.

dbplus_flush() will write all changes applied to `relation` since the last flush to disk.

The function will return zero (aka. DBPLUS_ERR_NOERR) on success or a db++ error code on failure. See dbplus_errcode() or the introduction to this chapter for more information on db++ error codes.

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