How It Affects Your App
MySQL 1602 ER_TRG_CORRUPTED_FILE indicates that the trigger file is corrupted. This can have a significant impact on the application as it can prevent the application from functioning properly. It can also lead to data loss or data corruption, which can have serious consequences for the application. Additionally, it can cause the application to become unstable and crash, leading to further issues.
How To Fix
1. Check the error log for the MySQL 1602 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 process list to see if any processes are running that shouldn't be:
$ mysqladmin -u root -p processlist
4. Check the MySQL user table to see if any users have been added that shouldn't be:
$ mysql -u root -p -e "SELECT User, Host FROM mysql.user;"
5. Check the MySQL grant tables to see if any privileges have been granted that shouldn't be:
$ mysql -u root -p -e "SELECT * FROM mysql.db;"
6. Check the MySQL system variables to see if any variables have been set that shouldn't be:
$ mysql -u root -p -e "SHOW VARIABLES;"
7. Use an automated database observability tool to monitor and fix the MySQL 1602 in question. Automated database observability tools can help identify and diagnose issues quickly, as well as provide real-time alerts when issues arise. This can help ensure that any MySQL 1602 errors are quickly identified and resolved.