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mysql-请各位给我个思路啊??

WBOY
WBOYOriginal
2016-06-06 09:41:261015browse

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我要做一个订单表 里面有id字段 自增 还有个订单编号 orderNumber

订单号的格式要求是“年份后两位+月份+日期 后面顺序补三位” 请问应该怎样实现?
设置成自增肯定不行 ,因为已经有了order自增, 而且 order显示的是“1,2,3”
格式,不满足三位。那可不可以让table.orderNumber=table.order呢? 那还的在前面
加占位符? 应该怎样做啊?请各位给个思路啊?

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