Method _is_text_or_blob

django/db/backends/mysql/schema.py:60–62

(self, field)

        )

    def _is_text_or_blob(self, field):
        db_type = field.db_type(self.connection)
        return db_type and db_type.lower().endswith(("blob", "text"))

    def skip_default(self, field):
        default_is_empty = self.effective_default(field) in ("", b"")