. */ /** * SimpleSelectClause = "SELECT" ["DISTINCT"] SelectExpression * * @package Doctrine * @subpackage Query * @author Janne Vanhala * @license http://www.opensource.org/licenses/lgpl-license.php LGPL * @link http://www.phpdoctrine.org * @since 1.0 * @version $Revision$ */ class Doctrine_Query_Production_SimpleSelectClause extends Doctrine_Query_Production { protected $_isDistinct; protected $_selectExpression; public function syntax($paramHolder) { // SimpleSelectClause = "SELECT" ["DISTINCT"] SelectExpression $this->_isDistinct = false; $this->_parser->match(Doctrine_Query_Token::T_SELECT); if ($this->_isNextToken(Doctrine_Query_Token::T_DISTINCT)) { $this->_parser->match(Doctrine_Query_Token::T_DISTINCT); $this->_isDistinct = true; } $this->_selectExpression = $this->AST('SelectExpression', $paramHolder); } public function semantical($paramHolder) { // We need to validate the SelectExpression $this->_selectExpression->semantical($paramHolder); } public function buildSql() { return 'SELECT ' . (($this->_isDistinct) ? 'DISTINCT ' : '') . $this->_selectExpression->buildSql(); } }