Searching for Mysql 5 5 Innodb Support Xa information? Find all needed info by using official links provided below.
https://dev.mysql.com/doc/refman/5.5/en/xa.html
Among the MySQL Connectors, MySQL Connector/J 5.0.0 supports XA directly (by means of a class interface that handles the XA SQL statement interface for you). XA supports distributed transactions, that is, the ability to permit multiple separate transactional resources to participate in a global transaction.
https://www.percona.com/blog/2011/03/02/what-is-innodb_support_xa/
Mar 03, 2011 · MySQL 5.7.10 will deprecate innodb_support_xa and will not allow setting innodb_support_xa=OFF. The next major version of MySQL will remove this parameter altogether. I also closed an old bug as “won’t fix”: Bug#38025 set innodb_support_xa=0 as default value. My colleague Andrei Elkin from the replication team was wondering why our ...
https://dev.mysql.com/doc/refman/5.5/en/innodb-parameters.html
In MySQL 5.1, enabling this variable caused the server to behave as if the built-in InnoDB were not present, which enabled the InnoDB Plugin to be used instead. In MySQL 5.5, InnoDB is the default storage engine and InnoDB Plugin is not used, so this variable has no effect. As of MySQL 5.5.22, it is deprecated and its use results in a warning.
https://stackoverflow.com/questions/6067093/in-mysql-why-is-it-safe-to-turn-off-innodb-support-xa-for-single-threaded-updat
Nov 22, 2011 · @Sebas comment is a little vague, according to MySQL docs: "innodb_support_xa is deprecated and will be removed in a future MySQL release. InnoDB support for two-phase commit in XA transactions is always enabled as of MySQL 5.7.10" So it is deprecated, but only because it will always be on. – Mike Purcell Apr 13 '16 at 15:44
https://mysqlserverteam.com/improvements-to-xa-support-in-mysql-5-7/
Jun 22, 2016 · Introduction. XA stands for “eXtended Architecture”, and is a standard created by The Open Group for distributed transaction processing. While MySQL 5.0 was the first version to support XA, MySQL 5.7 has removed major limitations, fixed a number of …
https://dev.mysql.com/doc/refman/5.7/en/optimizing-innodb-transaction-management.html
innodb_support_xa is deprecated and will be removed in a future release. As of MySQL 5.7.10, InnoDB support for two-phase commit in XA transactions is always enabled and disabling innodb_support_xa is no longer permitted.
https://dev.mysql.com/doc/refman/5.6/en/innodb-parameters.html
The default value for innodb_checksum_algorithm was changed from innodb to crc32 in MySQL 5.6.6, but switched back to innodb in 5.6.7 for backward compatibility of InnoDB data files, and for use with MySQL Enterprise Backup. The limitations encountered included:
https://dev.mysql.com/doc/refman/5.7/en/innodb-parameters.html
In earlier versions of MySQL, enabling this variable caused the server to behave as if the built-in InnoDB were not present, which enabled the InnoDB Plugin to be used instead. In MySQL 5.7, InnoDB is the default storage engine and InnoDB Plugin is not used, so this variable is ignored.
https://dev.mysql.com/doc/refman/5.5/en/xa-restrictions.html
XA transaction support is limited to the InnoDB storage engine. For “ external XA, ” a MySQL server acts as a Resource Manager and client programs act as Transaction Managers. For “ Internal XA ”, storage engines within a MySQL server act as RMs, and the server itself acts as a TM.Internal XA support is limited by the capabilities of individual storage engines.
https://bugs.mysql.com/bug.php?id=53449
If this was selected and changes applied the confirmation dialog indicated the following changes were made: Added: [mysqld] innodb_support_xa = True However, what was added to the my.cnf file was “innodb_support_xa”. This meant there was no way to set this parameter, which defaults to True, to False using MySQL Workbench.
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