PHP Manual . Prev . Next . PHP 3 <= 3.0.18, PHP 4 >= 4.0.0) pg_freeresult -- Free result memory . bool pg_freeresult ( resource result) . pg_freeresult() only needs to be called if you are worried about using too much memory while your script is running. ... But, if you are sure you are not going to need the result data anymore in a script, you may call pg_freeresult() with the result resource as an argument and the associated result memory will be freed. ...