MySQL 129

This error indicates that the record or file associated with the query has already been deleted or crashed. It is a MySQL error code 129.

How It Affects Your App

The impact of MySQL 129 Record was already deleted (or record file crashed) on the application is significant. It can cause the application to crash or become unresponsive, resulting in data loss and disruption of service. Additionally, it can lead to security vulnerabilities, as the application may be unable to properly authenticate users or protect sensitive data. Furthermore, it can cause the application to become unstable, leading to further errors and performance issues.

How To Fix

1. Check the error log for the MySQL 129 error:

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

2. Check the MySQL configuration file for any misconfigurations:

$ cat /etc/mysql/my.cnf

3. Check the MySQL user permissions:

$ mysql -u root -p
mysql> SELECT User, Host, Password FROM mysql.user;

4. Check the MySQL database tables:


5. Check the MySQL database privileges:

mysql> SHOW GRANTS FOR 'username'@'localhost';

6. Restart the MySQL service:

$ sudo service mysql restart

7. Use an automated database observability tool to monitor and fix the MySQL 129 in question. Automated database observability tools can provide real-time visibility into the performance and health of your database, allowing you to quickly identify and fix any issues that arise. They can also provide detailed insights into query performance, allowing you to optimize your database for better performance.

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