Error
Error Code:
1279
MySQL Error 1279: Replication UNTIL Condition Ignored
Description
Error 1279 indicates that an `UNTIL` clause specified for a MySQL replication operation (e.g., `START SLAVE UNTIL...`) is being disregarded. This occurs because the SQL thread, which is responsible for applying events and processing the `UNTIL` condition, has failed to start. It signifies an underlying issue preventing the SQL thread from initializing properly.
Error Message
SQL thread is not to be started so UNTIL options are ignored
Known Causes
3 known causesCorrupted Relay Logs
Damaged or inconsistent relay log files can prevent the SQL thread from processing events and starting, leading to the UNTIL condition being ignored.
Underlying SQL Thread Startup Failure
This error often masks another, more fundamental issue that is preventing the SQL thread from initializing, such as data inconsistencies or internal server errors.
Incorrect Replication Configuration
Misconfigurations in the `my.cnf` file or incorrect parameters in `CHANGE MASTER TO` statements can prevent the SQL thread from starting correctly.
Solutions
Coming SoonDetailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:
General Troubleshooting Tips
- Check the error message carefully for specific details
- Review recent changes that might have caused the error
- Search for the exact error code in the official documentation
- Check log files for additional context
- Try restarting the application or service