name = $name; $this->alias = $alias; } function toString(){ return sprintf("%s%s", $this->name, $this->alias ? ' as ' . $this->alias : ''); } function getName(){ return $this->name; } function isJoinTable(){ if(in_array($tableName,array('left join','left outer join','right join','right outer join'))) return true; return false; } } ?>