/**
* Returns the SQL string for the subselect.
*
* Example:
* <code>
* <?php
* $subSelect = $q->subSelect();
* $subSelect->select( name )->from( 'table2' );
* $q->select( '*' )
* ->from( 'table1' )
* ->where ( $q->expr->eq( 'name', $subSelect ) );
* $stmt = $q->prepare();
* $stmt->execute();
* ?>
* </code>
*
* @return string
*/
public function getQuery()
{
return '( ' . parent::getQuery() . ' )';
}
