What is the `SAVEPOINT` statement

Mar 1, 2011 ... With the default setting of innodb_lock_wait_timeout = 50 , this transaction completes without errors after 55 seconds. And if you add an UPDATE ... Mar 7, 2015 ... If I understand correctly, the use of START TRANSACTION and COMMIT as a single unit could be a performance optimization, particularly if invoked ... Feb 3, 2025 ... The recommended transaction isolation level for Drupal sites is 'READ COMMITTED'. The 'REPEATABLE READ' option is supported but can result in ... Jul 30, 2024 ... a database transaction is a kind of safe wherein you perform a lot of operations—for instance, money transfers—in one shot ... May 28, 2022 ... It seems that the transaction locks the tables, and although the process above takes only about 3-6 seconds, it causes about once a day Lock wait timeout ... 15.3.1 START TRANSACTION, COMMIT, and ROLLBACK Statements · START TRANSACTION or BEGIN start a new transaction. · COMMIT commits the current transaction, making ... Transactions are a way for a database to group related statements together to be executed as a single unit by the system. When users need to retrieve data from a MySQL database, they must construct an SQL query that joins multiple tables together to create the view on the data they ... Jan 8, 2024 ... Atomicity means that any number of SQL operations can be executed as a single unit of work known as a transaction. Transactions are used in ... Backup and transaction log retention values can be changed from the default setting. Learn more. Final backups. Final backups allow you to take a backup of your ...