MySQL 1166

This error occurs when an invalid column name is used in a MySQL query. It is a syntax error, and the message is "Unknown column '%s' in '%s'".

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How It Affects Your App

MySQL 1166 ER_WRONG_COLUMN_NAME indicates that the column name specified in the query does not exist in the table. This can cause the query to fail, resulting in an application error. The application may not be able to retrieve the data it needs, or may not be able to update the database correctly. This can lead to incorrect data being displayed or stored, or the application may not be able to perform certain tasks.

How To Fix

1. SHOW VARIABLES LIKE 'sql_mode';This command will show the current SQL mode of the MySQL server.2. SET GLOBAL sql_mode = '';This command will reset the SQL mode to the default value.3. SET SESSION sql_mode = '';This command will reset the SQL mode for the current session.4. SELECT @@GLOBAL.sql_mode;This command will show the current SQL mode of the MySQL server.5. SELECT @@SESSION.sql_mode;This command will show the current SQL mode of the current session.6. Use an automated database observability tool to monitor and fix the MySQL 1166 in question. Automated database observability tools can help identify and diagnose issues quickly, as well as provide real-time monitoring and alerting of any changes in the database. This can help ensure that any issues are addressed quickly and efficiently.

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