In this syntax, `ROLLBACK` simply reverts all operations performed in the current transaction. Note that `ROLLBACK` is only applicable in storage engines that support transactions, such as InnoDB, and is not applicable in non-transactional storage engines like MyISAM. ...
COMMIT’s syntax with optional sub-clauses in square brackets is: COMMIT [WORK] [AND [NO] CHAIN] [[NO] RELEASE] The COMMIT WORK statement is equivalent to the COMMIT statement. 4.1. Example Let’s start a new transaction in a MySQL session and add new data: START TRANSACTION; INSERT I...
In MariaDB one can also use a simplified syntax: CREATE TABLE t ( x INT ) WITH SYSTEM VERSIONING; 1. 2. In the latter case no extra columns will be created and they won't clutter the output of, say,SELECT * FROM t. The versioning information will still be stored, and it can be ...
In MySQL 9.3, BEGIN, COMMIT, and ROLLBACK are not affected by --replicate-do-db or --replicate-ignore-db rules. When InnoDB performs a complete rollback of a transaction, all locks set by the transaction are released. If a single SQL statement within a transaction rolls back as a result...
MySQL :: MySQL 8.0 Reference Manual :: 13.3.1 START TRANSACTION, COMMIT, and ROLLBACK Syntax https://dev.mysql.com/doc/refman/8.0/en/commit.html 【如果在select读的情况下,假如认为对数据库无影响无烙印的操作,那么commit提交,就没有必要】 ...
MySQL :: MySQL 8.0 Reference Manual :: 13.3.1 START TRANSACTION, COMMIT, and ROLLBACK Syntax https://dev.mysql.com/doc/refman/8.0/en/commit.html 【如果在select读的情况下,假如认为对数据库无影响无烙印的操作,那么commit提交,就没有必要】 ...
You can change the isolation level for transactions with theSET TRANSACTIONstatement. SeeSection 13.3.6, “SET TRANSACTION Syntax”. Rolling back can be a slow operation that may occur implicitly without the user having explicitly asked for it (for example, when an error occurs). Because of thi...
In MySQL 8.0, BEGIN, COMMIT, and ROLLBACK are not affected by --replicate-do-db or --replicate-ignore-db rules. When InnoDB performs a complete rollback of a transaction, all locks set by the transaction are released. If a single SQL statement within a transaction rolls back as a result...
MySQL native interface database connection, specified as aconnectionobject. Starting in R2024a, it is recommended that you usesetSecretandgetSecretto store and retrieve your credentials for databases that require authentication. For more details, refer to thisexample. ...
Re: Exit Handler syntax to rollback a transction... 3634 Peter Gallati March 13, 2007 01:56PM Sorry, you can't reply to this topic. It has been closed. Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and ...