Which zend db function connect to the database ?
$select = new Zend_Db_Select(Zend_Db_Table::getDefaultAdapter());
$select->from(array("t" => "table1"), "*")
->from(array("t2" => "table2"), null)
->where("t.id>0")
->order("id");
$query = $select->query();
$lines = $query->fetchAll(Zend_Db::FETCH_OBJ);
query();
or
fetchAll();