In this post, you’ll learn more about the MariaDB Error 1391 ER_KEY_PART_0 with the details of the error message and why you receive this error
Maria DB Error Description
MariaDB Error 1391 – ER_KEY_PART_0 with the sqlState HY000
Error Description for the MariaDB Error ER_KEY_PART_0
Key part ‘%s’ length cannot be 0