PDO_ATTR_PERSISTENT 283 pdo/pdo_dbh.c if (SUCCESS == zend_hash_index_find(Z_ARRVAL_P(options), PDO_ATTR_PERSISTENT, (void**)&v)) { PDO_ATTR_PERSISTENT 901 pdo/pdo_dbh.c case PDO_ATTR_PERSISTENT: PDO_ATTR_PERSISTENT 1463 pdo/pdo_dbh.c REGISTER_PDO_CLASS_CONST_LONG("ATTR_PERSISTENT", (long)PDO_ATTR_PERSISTENT);