In this post, you’ll learn more about the MariaDB Error 1240 ER_KEY_REF_DO_NOT_MATCH_TABLE_REF with the details of the error message and why you receive this error
Maria DB Error Description
MariaDB Error 1240 – ER_KEY_REF_DO_NOT_MATCH_TABLE_REF with the sqlState HY000
Error Description for the MariaDB Error ER_KEY_REF_DO_NOT_MATCH_TABLE_REF
Key reference and table reference don’t match