/**
* set SQL formatting mode
*
* @param string $format
* @return void
*/
public static function set_sql_format($format)
{
if (dbsteward::sql_format_exists($format)) {
active_sql_format_autoloader::init($format);
dbsteward::$sql_format = $format;
} else {
throw new exception("Unknown SQL format mode: " . $format);
}
}