1 echo Create table t1(f1 date, f2 date);
2 Create table t1(f1 date, f2 date);
3 insert into t1 values('2001-01-01', '2005-01-01');
4 insert into t1 values('2002-01-01', '2006-01-01');
5 insert into t1 values('2003-01-01', '2007-01-01');
6 insert into t1 values('2004-01-01', '2009-01-01');
7 insert into t1 values('2005-01-01', '2010-01-01');
10 echo select * from t1 where date_add(f1 interval 4 year) = '2007-01-01';
11 select * from t1 where date_add(f1 interval 4 year) = '2007-01-01';
12 echo select * from t1 where date_add(f1 interval 4 year) = f2;
13 select * from t1 where date_add(f1 interval 4 year) = f2;
14 echo select * from t1 where date_add(f1 interval 4 year) <= '2007-01-01';
15 select * from t1 where date_add(f1 interval 4 year) <= '2007-01-01';
16 echo select * from t1 where date_add(f1 interval 4 year) > '2007-01-01';
17 select * from t1 where date_add(f1 interval 4 year) > '2007-01-01';