| 摘要 |
In a transaction processing system including a plurality of POS terminal devices (cash registers) (12), a POS terminal group management device (cluster controller) (11) and a sales management device (store controller) (13), only necessary totalized data are transmitted from the POS terminal devices to the sales management device through the POS terminal group management device in accordance with totalization pattern information, thus increasing efficiency and speed of sales information processing. |
