Innodb Support Transaction

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8.5.2 Optimizing InnoDB Transaction Management - MySQL

    https://dev.mysql.com/doc/refman/5.7/en/optimizing-innodb-transaction-management.html
    8.5.2 Optimizing InnoDB Transaction Management. To optimize InnoDB transaction processing, find the ideal balance between the performance overhead of transactional features and the workload of your server. For example, an application might encounter performance issues if it commits thousands of times per second, and different performance issues ...

8.5.2 Optimizing InnoDB Transaction Management - MySQL

    https://dev.mysql.com/doc/refman/5.5/en/optimizing-innodb-transaction-management.html
    8.5.2 Optimizing InnoDB Transaction Management. ... Also, set the value of innodb_support_xa to 0, which will reduce the number of disk flushes due to synchronizing on disk data and the binary log. When rows are modified or deleted, the rows and associated undo ...

14.7.2 InnoDB Transaction Model - MySQL

    https://dev.mysql.com/doc/refman/5.7/en/innodb-transaction-model.html
    In the InnoDB transaction model, the goal is to combine the best properties of a multi-versioning database with traditional two-phase locking. InnoDB performs locking at the row level and runs queries as nonlocking consistent reads by default, in the style of Oracle. The lock information in InnoDB is stored space-efficiently so that lock escalation is not needed.

Transactions - MariaDB Knowledge Base

    https://mariadb.com/kb/en/transactions/
    "An SQL-transaction (transaction) is a sequence of executions of SQL-statements that is atomic with respect to recovery. That is to say: either the execution result is completely successful, or it has no effect on any SQL-schemas or SQL-data." — The SQL Standard. The InnoDB storage engine supports ACID-compliant transactions. Transaction Articles

MySQL :: MySQL 5.5 Reference Manual :: 14 The InnoDB ...

    https://dev.mysql.com/doc/refman/5.5/en/innodb-storage-engine.html
    14.18.1 InnoDB INFORMATION_SCHEMA Tables about Compression 14.18.2 InnoDB INFORMATION_SCHEMA Transaction and Locking Information 14.18.3 InnoDB INFORMATION_SCHEMA Buffer Pool Tables 14.19 InnoDB Integration with MySQL Performance Schema 14.19.1 Monitoring InnoDB Mutex Waits Using Performance Schema 14.20 InnoDB Monitors

What is innodb_support_xa? - Percona Database Performance Blog

    https://www.percona.com/blog/2011/03/02/what-is-innodb_support_xa/
    Mar 03, 2011 · A common misunderstanding about innodb_support_xa is that it enables user-initiated XA transactions, that is, transactions that are prepared and then committed on multiple systems, with an external transaction coordinator. This is actually not precisely what this option is for. It enables two-phase commit in InnoDB (prepare, then commit). This is necessary not only for user-initiated …

Making joomla use innoDB and support transaction

    https://stackoverflow.com/questions/1895697/making-joomla-use-innodb-and-support-transaction
    I would like to know if there is any well-known distribution/extension that will make joomla use innodb such that it can support transaction. If not, I would still like to …

MySQL Lists: mysql: RE: Transaction Support with MyISAM

    https://lists.mysql.com/mysql/135700
    RE: Transaction Support with MyISAM View as plain text Mr. Zawodny is right MyISAM natively does not support Transactions, but Transactions can be done with a set of myISAM tables and a lot of code specific to supporting transactions w/o a race condition.

In MySQL, why is it safe to turn off innodb_support_xa for ...

    https://stackoverflow.com/questions/6067093/in-mysql-why-is-it-safe-to-turn-off-innodb-support-xa-for-single-threaded-updat
    Nov 22, 2011 · Enables InnoDB support for two-phase commit in XA transactions, causing an extra disk flush for transaction preparation. This setting is the default. The XA mechanism is used internally and is essential for any server that has its binary log turned on and is …



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