PHP Manual
Ingres 函数
Roll back a transaction

ingres_rollback

(PHP 4 >= 4.0.2, PHP 5 < 5.1.0, PECL ingres >= 1.0.0)

ingres_rollback — Roll back a transaction

说明

ingres_rollback ( resource $link ) : bool

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

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