func_date_add.result
上传用户:romrleung
上传日期:2022-05-23
资源大小:18897k
文件大小:2k
源码类别:
MySQL数据库
开发平台:
Visual C++
- drop table if exists t1;
- CREATE TABLE t1 (
- visitor_id int(10) unsigned DEFAULT '0' NOT NULL,
- group_id int(10) unsigned DEFAULT '0' NOT NULL,
- hits int(10) unsigned DEFAULT '0' NOT NULL,
- sessions int(10) unsigned DEFAULT '0' NOT NULL,
- ts timestamp(14),
- PRIMARY KEY (visitor_id,group_id)
- )/*! engine=MyISAM */;
- INSERT INTO t1 VALUES (465931136,7,2,2,20000318160952);
- INSERT INTO t1 VALUES (173865424,2,2,2,20000318233615);
- INSERT INTO t1 VALUES (173865424,8,2,2,20000318233615);
- INSERT INTO t1 VALUES (173865424,39,2,2,20000318233615);
- INSERT INTO t1 VALUES (173865424,7,2,2,20000318233615);
- INSERT INTO t1 VALUES (173865424,3,2,2,20000318233615);
- INSERT INTO t1 VALUES (173865424,6,2,2,20000318233615);
- INSERT INTO t1 VALUES (173865424,60,2,2,20000318233615);
- INSERT INTO t1 VALUES (173865424,1502,2,2,20000318233615);
- INSERT INTO t1 VALUES (48985536,2,2,2,20000319013932);
- INSERT INTO t1 VALUES (48985536,8,2,2,20000319013932);
- INSERT INTO t1 VALUES (48985536,39,2,2,20000319013932);
- INSERT INTO t1 VALUES (48985536,7,2,2,20000319013932);
- INSERT INTO t1 VALUES (465931136,3,2,2,20000318160951);
- INSERT INTO t1 VALUES (465931136,119,1,1,20000318160953);
- INSERT INTO t1 VALUES (465931136,2,1,1,20000318160950);
- INSERT INTO t1 VALUES (465931136,8,1,1,20000318160950);
- INSERT INTO t1 VALUES (465931136,39,1,1,20000318160950);
- INSERT INTO t1 VALUES (1092858576,14,1,1,20000319013445);
- INSERT INTO t1 VALUES (357917728,3,2,2,20000319145026);
- INSERT INTO t1 VALUES (357917728,7,2,2,20000319145027);
- select visitor_id,max(ts) as mts from t1 group by visitor_id
- having mts < DATE_SUB(NOW(),INTERVAL 3 MONTH);
- visitor_id mts
- 48985536 2000-03-19 01:39:32
- 173865424 2000-03-18 23:36:15
- 357917728 2000-03-19 14:50:27
- 465931136 2000-03-18 16:09:53
- 1092858576 2000-03-19 01:34:45
- select visitor_id,max(ts) as mts from t1 group by visitor_id
- having DATE_ADD(mts,INTERVAL 3 MONTH) < NOW();
- visitor_id mts
- 48985536 2000-03-19 01:39:32
- 173865424 2000-03-18 23:36:15
- 357917728 2000-03-19 14:50:27
- 465931136 2000-03-18 16:09:53
- 1092858576 2000-03-19 01:34:45
- drop table t1;