1 echo Create table t1(f1 timestamp, f2 timestamp);
2 Create table t1(f1 timestamp, f2 timestamp);
3 insert into t1 values('2001-01-01 01:01:01', '2001-01-20 01:01:01');
4 insert into t1 values('2002-01-01 01:01:01', '2002-02-20 01:01:01');
5 insert into t1 values('2003-01-01 01:01:01', '2003-02-20 01:01:01');
6 insert into t1 values('2004-01-01 01:01:01', '2004-02-20 01:01:01');
7 insert into t1 values('2005-01-01 01:01:01', '2005-11-20 01:01:01');
10 echo select * from t1 where timestamp_add(f2 interval 15 day) ='2001-02-04 01:01:01';
11 select * from t1 where timestamp_add(f2 interval 15 day) ='2001-02-04 01:01:01';
12 echo select * from t1 where timestamp_add(f2 interval 15 day)<='2002-03-07 01:01:01';
13 select * from t1 where timestamp_add(f2 interval 15 day)<='2002-03-07 01:01:01';
14 echo select * from t1 where timestamp_add(f2 interval 15 day)>='2003-03-07 01:01:01';
15 select * from t1 where timestamp_add(f2 interval 15 day)>='2003-03-07 01:01:01';
16 echo select * from t1 where timestamp_add(f2 interval 15 day) ='2004-03-06 01:01:01';
17 select * from t1 where timestamp_add(f2 interval 15 day) ='2004-03-06 01:01:01';
18 echo select * from t1 where timestamp_add(f2 interval 15 day)!='2005-12-05 01:01:01';
19 select * from t1 where timestamp_add(f2 interval 15 day)!='2005-12-05 01:01:01';
20 echo select * from t1 where timestamp_add(f2 interval 45 day) ='2006-01-04 01:01:01';
21 select * from t1 where timestamp_add(f2 interval 45 day) ='2006-01-04 01:01:01';
22 echo select * from t1 where timestamp_add(f2 interval 45 day)!='2006-01-04 01:01:01';
23 select * from t1 where timestamp_add(f2 interval 45 day)!='2006-01-04 01:01:01';