In this post, you’ll learn more about the MariaDB Error 1861 ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOT_NULL with the details of the error message and why you receive this error
Maria DB Error Description
MariaDB Error 1861 – ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOT_NULL with the sqlState HY000
Error Description for the MariaDB Error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOT_NULL
cannot silently convert NULL values, as required in this SQL_MODE