Method except_

test/requirements.py:830–835

Target database must support EXCEPT or equivalent (i.e. MINUS).

(self)

    @property
    def except_(self):
        """Target database must support EXCEPT or equivalent (i.e. MINUS)."""
        return fails_if(
            [self._mysql_not_mariadb_103_not_mysql8031],
            "no support for EXCEPT",
        )

    @property
    def dupe_order_by_ok(self):