mysqlnd_ms_get_last_gtidReturns the latest global transaction ID
&reftitle.description;
stringmysqlnd_ms_get_last_gtidmixedconnection
Returns a global transaction identifier which belongs to a write operation no
older than the last write performed by the client. It is not guaranteed that
the global transaction identifier is identical to that one created for the
last write transaction performed by the client.
&reftitle.parameters;
connection
A PECL/mysqlnd_ms connection handle to a MySQL server of the type
PDO_MYSQL, mysqli> or
ext/mysql.
The connection handle is obtained when opening a connection with
a host name that matches a mysqlnd_ms configuration file
entry using any of the above three MySQL driver extensions.
&reftitle.returnvalues;
Returns a global transaction ID (GTID) on success.
Otherwise, returns &false;.
The function mysqlnd_ms_get_last_gtid returns the
GTID obtained when executing the SQL statement from
the fetch_last_gtid entry of the
global_transaction_id_injection section from
the plugins configuration file.
The function may be called after the GTID has been incremented.
&reftitle.notes;
mysqlnd_ms_get_last_gtid requires
PHP >= 5.4.0 and PECL mysqlnd_ms >= 1.2.0. Internally, it is using
a mysqlnd library C functionality not available with PHP 5.3.
&reftitle.examples;
mysqlnd_ms_get_last_gtid example
query("DROP TABLE IF EXISTS test"))
die(sprintf("[%d] %s\n", $mysqli->errno, $mysqli->error));
printf("GTID after transaction %s\n", mysqlnd_ms_get_last_gtid($mysqli));
/* auto commit mode, transaction on master, GTID must be incremented */
if (!$mysqli->query("CREATE TABLE test(id INT)"))
die(sprintf("[%d] %s\n", $mysqli->errno, $mysqli->error));
printf("GTID after transaction %s\n", mysqlnd_ms_get_last_gtid($mysqli));
?>
]]>
&reftitle.seealso;
Global Transaction IDs