kernel/private/classes/clusterfilehandlers/dfsbackends/mysqli.php
public function _deleteByWildcard( $wildcard, $fname = false )
    {
        if ( $fname )
            $fname .= "::_deleteByWildcard($wildcard)";
        else
            $fname = "_deleteByWildcard($wildcard)";
        return $this->_protect( array( $this, '_deleteByWildcardInner' ), $fname,
                                $wildcard, $fname );
    }
public function _deleteByWildcard( $wildcard, $fname = false )
    {
        if ( $fname )
            $fname .= "::_deleteByWildcard($wildcard)";
        else
            $fname = "_deleteByWildcard($wildcard)";
        return $this->_protect( array( $this, '_deleteByWildcardInner' ), $fname,
                                $wildcard, $fname );
    }
public function _deleteByWildcard ( $ wildcard , $ fname = false ) { if ( $ fname ) $ fname .= "::_deleteByWildcard($wildcard)" ; else $ fname = "_deleteByWildcard($wildcard)" ; return $ this -> _protect ( array ( $ this , '_deleteByWildcardInner' ) , $ fname , $ wildcard , $ fname ) ; }
Deletes multiple DB files by wildcard

@param string $wildcard
@param mixed $fname
@return bool
@deprecated Has severe performance issues
Deletes multiple DB files by wildcard