文字
ingres_rollback
(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5, PECL ingres >= 1.0.0)
ingres_rollback — Roll back a transaction
说明
bool ingres_rollback
( resource
$link
)ingres_rollback() rolls back the currently open transaction, actually cancelling all changes made to the database during the transaction.
This closes the transaction. A new transaction can be opened by sending a query with ingres_query() .
参数
-
link -
The connection link identifier
返回值
成功时返回 TRUE ， 或者在失败时返回 FALSE 。
参见
- ingres_query() - Send an SQL query to Ingres
- ingres_commit() - Commit a transaction
- ingres_autocommit() - Switch autocommit on or off