190         self.is_super_session = self.user.eid == -1

   190         self.is_super_session = self.user.eid == -1

   191         self.transaction_data = {}

   191         self.transaction_data = {}

   192 

   192 

   193     def execute(self, *args):

   193     def execute(self, *args):

   194         pass

   194         pass

   195     def commit(self, *args):

   197     def commit(self, *args):

   196         self.transaction_data.clear()

   198         self.transaction_data.clear()

   197     def close(self, *args):

   199     def close(self, *args):

   198         pass

   200         pass

   199     def system_sql(self, sql, args=None):

   201     def system_sql(self, sql, args=None):