In this post, you’ll learn more about the MariaDB Error 1248 ER_DERIVED_MUST_HAVE_ALIAS with the details of the error message and why you receive this error
Maria DB Error Description
MariaDB Error 1248 – ER_DERIVED_MUST_HAVE_ALIAS with the sqlState 42000
Error Description for the MariaDB Error ER_DERIVED_MUST_HAVE_ALIAS
Every derived table must have its own alias