In this post, you’ll learn more about the MariaDB Error 1830 ER_FK_COLUMN_NOT_NULL with the details of the error message and why you receive this error
Maria DB Error Description
MariaDB Error 1830 – ER_FK_COLUMN_NOT_NULL with the sqlState HY000
Error Description for the MariaDB Error ER_FK_COLUMN_NOT_NULL
Column ‘%s’ cannot be NOT NULL: needed in a foreign key constraint ‘%s’ SET NULL