MySQL 155

This error indicates that the storage engine used does not support rollback for the statement being executed. It is a MySQL error code that is triggered when a rollback is attempted on a storage engine that does not support it.

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How It Affects Your App

The lack of rollback support for MySQL 155 Storage engine can have a significant impact on an application. Without the ability to rollback, any changes made to the database will be permanent and cannot be undone. This can lead to data loss or corruption if an error occurs during the transaction. Additionally, the application may become unstable if the changes made to the database are not properly tested before being committed. This can lead to unexpected behavior and potential security risks. As a result, it is important to ensure that the MySQL 155 Storage engine is configured correctly to support rollback before using it in an application.

How To Fix

1. Check the error log for the MySQL 155 instance to identify the root cause of the issue.

$ sudo tail -f /var/log/mysql/error.log

2. Check the configuration of the MySQL 155 instance to identify any misconfigurations.

$ sudo cat /etc/mysql/my.cnf

3. Check the system resources to identify any resource constraints.

$ sudo top

4. Check the MySQL 155 instance for any corrupt tables or databases.

$ sudo mysqlrplshow --master=root@localhost

5. Check the MySQL 155 instance for any replication issues.

$ sudo mysqlrplshow --master=root@localhost

6. Restart the MySQL 155 instance.

$ sudo service mysql restart

7. Use an automated database observability tool to monitor and fix the MySQL 155 instance. Automated database observability tools can provide real-time visibility into the performance and health of the MySQL 155 instance, allowing for proactive monitoring and alerting of any issues. This can help to quickly identify and fix any issues with the MySQL 155 instance before they become more serious.