set sql_mode='traditional'; create table t1 (d date); insert into t1 (d) select date_sub('2000-01-01', INTERVAL 2001 YEAR); ERROR 22008: Datetime function: datetime field overflow insert into t1 (d) select date_add('2000-01-01',interval 8000 year); ERROR 22008: Datetime function: datetime field overflow insert into t1 values (date_add(NULL, INTERVAL 1 DAY)); insert into t1 values (date_add('2000-01-04', INTERVAL NULL DAY)); set sql_mode=''; insert into t1 (d) select date_sub('2000-01-01', INTERVAL 2001 YEAR); Warnings: Warning 1441 Datetime function: datetime field overflow insert into t1 (d) select date_add('2000-01-01',interval 8000 year); Warnings: Warning 1441 Datetime function: datetime field overflow insert into t1 values (date_add(NULL, INTERVAL 1 DAY)); insert into t1 values (date_add('2000-01-04', INTERVAL NULL DAY)); select * from t1; d NULL NULL NULL NULL NULL NULL drop table t1; End of 4.1 tests SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 DAY; CAST('2006-09-26' AS DATE) + INTERVAL 1 DAY 2006-09-27 SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 MONTH; CAST('2006-09-26' AS DATE) + INTERVAL 1 MONTH 2006-10-26 SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 YEAR; CAST('2006-09-26' AS DATE) + INTERVAL 1 YEAR 2007-09-26 SELECT CAST('2006-09-26' AS DATE) + INTERVAL 1 WEEK; CAST('2006-09-26' AS DATE) + INTERVAL 1 WEEK 2006-10-03 create table t1 (a int, b varchar(10)); insert into t1 values (1, '2001-01-01'),(2, '2002-02-02'); select '2007-01-01' + interval a day from t1; '2007-01-01' + interval a day 2007-01-02 2007-01-03 select b + interval a day from t1; b + interval a day 2001-01-02 2002-02-04 drop table t1; End of 5.0 tests # # Bug #27004806: UBSAN: ITEM_DATE_ADD_INTERVAL - NEGATION OF XYZ AND SIGNED INTEGER OVERFLOW # SELECT ADDDATE('8112-06-20', REPEAT('1', 32)); ADDDATE('8112-06-20', REPEAT('1', 32)) NULL Warnings: Warning 1441 Datetime function: datetime field overflow