PDO_ERR_MISMATCH 1494 ext/pdo/pdo_dbh.c 	REGISTER_PDO_CLASS_CONST_LONG("ERR_MISMATCH", 		(zend_long)PDO_ERR_MISMATCH);
PDO_ERR_MISMATCH   76 ext/pdo_firebird/firebird_driver.c 			*error_code = PDO_ERR_MISMATCH;