def get_schema_builder(self):
        if not self._schema_grammar:
            self.use_default_schema_grammar()

        return MySQLSchemaBuilder(self)
Delete a value from the mapping using the key.
dataset/ETHPy150Open sdispater/orator/orator/connections/mysql_connection.py/MySQLConnection.get_schema_builder--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/zope/zope/interface/common/mapping.py/IWriteMapping.__delitem__