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本帖最后由 cenalulu 于 2012-06-11 13:30 编辑
表名是loglist, 每行记录一个用户一次的登录信息;
能用的字段是:
+--------------------+---------------------+------+-----+---------------------+----------------+
| Field | Type | Null | Key | Default | Extra |
+--------------------+---------------------+------+-----+---------------------+----------------+
| Account | varchar(16) | NO | MUL | | |
| ConnectTime | datetime | NO | MUL | 0000-00-00 00:00:00 | |
+--------------------+---------------------+------+-----+---------------------+----------------+
数据需求是: 查询1个月未登录的用户人数;
实在写不出来 , 请求各位高手帮我一下, 非常非常感谢; |
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