public function compileConditions()
    {
        $ret = [];
        if (!empty($this->conditions)) {
            $ret['where'] = implode(' ', $this->conditions);
        }
        return $ret;
    }
public function compileConditions()
    {
        $ret = [];
        if (!empty($this->conditions)) {
            $ret['where'] = implode(' ', $this->conditions);
        }
        return $ret;
    }
public function compileConditions ( ) { $ ret = [ ] ; if ( ! empty ( $ this -> conditions ) ) { $ ret [ 'where' ] = implode ( ' ' , $ this -> conditions ) ; } return $ ret ; }
Compile the conditions array into a query parameter.

@return array
An associative array that can be merged into the query options.
Compile the conditions array into a query parameter .