Method _as_sql

django/db/models/sql/compiler.py:1999–2005

(self, query)

        )

    def _as_sql(self, query):
        delete = "DELETE FROM %s" % self.quote_name(query.base_table)
        try:
            where, params = self.compile(query.where)
        except FullResultSet:
            return delete, ()
        return f"{delete} WHERE {where}", tuple(params)

    def as_sql(self):
        """