framework/db/mysql/QueryBuilder.php
private function supportsFractionalSeconds()
    {
        $version = $this->db->getSlavePdo()->getAttribute(\PDO::ATTR_SERVER_VERSION);
        return version_compare($version, '5.6.4', '>=');
    }
private function supportsFractionalSeconds()
    {
        $version = $this->db->getSlavePdo()->getAttribute(\PDO::ATTR_SERVER_VERSION);
        return version_compare($version, '5.6.4', '>=');
    }
private function supportsFractionalSeconds ( ) { $ version = $ this -> db -> getSlavePdo ( ) -> getAttribute ( \ PDO :: ATTR_SERVER_VERSION ) ; return version_compare ( $ version , '5.6.4' , '>=' ) ; }
Checks the ability to use fractional seconds.

@return bool
@see https://dev.mysql.com/doc/refman/5.6/en/fractional-seconds.html
Checks the ability to use fractional seconds .