In this post, you’ll learn more about the MariaDB Error 1121 ER_NULL_COLUMN_IN_INDEX with the details of the error message and why you receive this error
Maria DB Error Description
MariaDB Error 1121 – ER_NULL_COLUMN_IN_INDEX with the sqlState 42000
Error Description for the MariaDB Error ER_NULL_COLUMN_IN_INDEX
Table handler doesn’t support NULL in given index. Please change column ‘%s’ to be NOT NULL or use another handler