# # testing different DATETIME ranges # --disable_warnings drop table if exists t1; --enable_warnings create table t1 (t datetime); insert into t1 values (101),(691231),(700101),(991231),(10000101),(99991231),(101000000),(691231000000),(700101000000),(991231235959),(10000101000000),(99991231235959),(20030100000000),(20030000000000); select * from t1; delete from t1 where t > 0; optimize table t1; check table t1; delete from t1; insert into t1 values("000101"),("691231"),("700101"),("991231"),("00000101"),("00010101"),("99991231"),("00101000000"),("691231000000"),("700101000000"),("991231235959"),("10000101000000"),("99991231235959"),("20030100000000"),("20030000000000"); # Strange dates insert into t1 values ("2003-003-03"); # Bug #7308: ISO-8601 date format not handled correctly insert into t1 values ("20030102T131415"),("2001-01-01T01:01:01"), ("2001-1-1T1:01:01"); select * from t1; # Test some wrong dates truncate table t1; insert ignore into t1 values("2003-0303 12:13:14"); select * from t1; drop table t1; # # Test insert of now() and curtime() # SET TIMESTAMP=UNIX_TIMESTAMP('2020-08-11 00:00:01'); CREATE TABLE t1 (a timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, b date, c time, d datetime); insert into t1 (b,c,d) values(now(),curtime(),now()); select date_format(a,"%Y-%m-%d")=b,right(a+0,6)=c+0,a=d+0 from t1; drop table t1; SET TIMESTAMP=DEFAULT; # # Test of datetime and not null # CREATE TABLE t1 (a datetime not null); insert into t1 values (0); select * from t1 where a is null; drop table t1; # # Test with bug when propagating DATETIME to integer and WHERE optimization # create table t1 (id int, dt datetime); insert into t1 values (1,"2001-08-14 00:00:00"),(2,"2001-08-15 00:00:00"),(3,"2001-08-16 00:00:00"),(4,"2003-09-15 01:20:30"); select * from t1 where dt='2001-08-14 00:00:00' and dt = if(id=1,'2001-08-14 00:00:00','1999-08-15'); create index dt on t1 (dt); select * from t1 where dt > 20021020; select * from t1 ignore index (dt) where dt > 20021020; drop table t1; # # Test of datetime optimization # CREATE TABLE `t1` ( `date` datetime NOT NULL default '0000-00-00 00:00:00', `numfacture` int(6) unsigned NOT NULL default '0', `expedition` datetime NOT NULL default '0000-00-00 00:00:00', PRIMARY KEY (`numfacture`), KEY `date` (`date`), KEY `expedition` (`expedition`) ) ENGINE=MyISAM; INSERT INTO t1 (expedition) VALUES ('0001-00-00 00:00:00'); SELECT * FROM t1 WHERE expedition='0001-00-00 00:00:00'; INSERT INTO t1 (numfacture,expedition) VALUES ('1212','0001-00-00 00:00:00'); SELECT * FROM t1 WHERE expedition='0001-00-00 00:00:00'; EXPLAIN SELECT * FROM t1 WHERE expedition='0001-00-00 00:00:00'; drop table t1; create table t1 (a datetime not null, b datetime not null); insert into t1 values (now(), now()); insert into t1 values (now(), now()); select * from t1 where a is null or b is null; drop table t1; # # Let us check if we properly treat wrong datetimes and produce proper # warnings (for both strings and numbers) # create table t1 (t datetime); insert ignore into t1 values (20030102030460),(20030102036301),(20030102240401), (20030132030401),(20031302030401),(100001202030401); select * from t1; delete from t1; insert ignore into t1 values ("2003-01-02 03:04:60"),("2003-01-02 03:63:01"),("2003-01-02 24:04:01"), ("2003-01-32 03:04:01"),("2003-13-02 03:04:01"), ("10000-12-02 03:04:00"); select * from t1; delete from t1; insert ignore into t1 values ("0000-00-00 00:00:00 some trailer"),("2003-01-01 00:00:00 some trailer"); select * from t1 order by t; drop table t1; # # Test for bug #7297 "Two digit year should be interpreted correctly even # with zero month and day" # create table t1 (dt datetime); # These dates should be treated as dates in 21st century insert into t1 values ("12-00-00"), ("00-00-00 01:00:00"); # Zero dates are still special :/ insert into t1 values ("00-00-00"), ("00-00-00 00:00:00"); select * from t1; drop table t1; # # Bug #16546 DATETIME+0 not always coerced the same way # select cast('2006-12-05 22:10:10' as datetime) + 0; # End of 4.1 tests # # Bug#21475: Wrongly applied constant propagation leads to a false comparison. # CREATE TABLE t1(a DATETIME NOT NULL); INSERT INTO t1 VALUES ('20060606155555'); SELECT a FROM t1 WHERE a=(SELECT MAX(a) FROM t1) AND (a="20060606155555"); PREPARE s FROM 'SELECT a FROM t1 WHERE a=(SELECT MAX(a) FROM t1) AND (a="20060606155555")'; EXECUTE s; DROP PREPARE s; DROP TABLE t1; # # Bug 19491 (CAST DATE AS DECIMAL returns incorrect result # SELECT CAST(CAST('2006-08-10' AS DATE) AS DECIMAL(20,6)); SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME(6)) AS DECIMAL(20,6)); SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME(6)) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6)); SELECT CAST(CAST('10:11:12.098700' AS TIME(6)) AS DECIMAL(20,6)); # # Test of storing datetime into date fields # set @org_mode=@@sql_mode; create table t1 (da date default '1962-03-03 23:33:34', dt datetime default '1962-03-03'); show create table t1; insert into t1 values (); insert into t1 values ('2007-03-23 13:49:38','2007-03-23 13:49:38'); set @@sql_mode='ansi,traditional'; insert into t1 values ('2007-03-23 13:49:38','2007-03-23 13:49:38'); insert into t1 set dt='2007-03-23 13:49:38',da=dt; # Test error handling --error ER_TRUNCATED_WRONG_VALUE insert into t1 values ('2007-03-32','2007-03-23 13:49:38'); select * from t1; drop table t1; --error ER_INVALID_DEFAULT create table t1 (da date default '1962-03-32 23:33:34', dt datetime default '1962-03-03'); --error ER_INVALID_DEFAULT create table t1 (t time default '916:00:00 a'); set @@sql_mode= @org_mode; # # Bug#27590: Wrong DATE/DATETIME comparison. # ## The following sub test will fail (difference to expected result) if the ## select curdate() < now(), f1 < now(), cast(f1 as date) < now() from t1; ## runs exact at midnight ('00:00:00'). ## ( Bug#29290 type_datetime.test failure in 5.1 ) ## Therefore we sleep a bit if we are too close to midnight. ## The complete test itself needs around 1 second. ## Therefore a time_distance to midnight of 10 seconds should be sufficient. if (`SELECT CURTIME() > SEC_TO_TIME(24 * 3600 - 10)`) { # We are here when CURTIME() is between '23:59:51' and '23:59:59'. # So a sleep time of 10 seconds brings us between '00:00:01' and '00:00:09'. --real_sleep 10 } create table t1 (f1 date, f2 datetime, f3 timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP); insert into t1(f1) values(curdate()); select curdate() < now(), f1 < now(), cast(f1 as date) < now() from t1; delete from t1; insert into t1 values('2001-01-01','2001-01-01 01:01:01','2001-01-01 01:01:01'); insert into t1 values('2001-02-05','2001-02-05 00:00:00','2001-02-05 01:01:01'); insert into t1 values('2001-03-10','2001-03-09 01:01:01','2001-03-10 01:01:01'); insert into t1 values('2001-04-15','2001-04-15 00:00:00','2001-04-15 00:00:00'); insert into t1 values('2001-05-20','2001-05-20 01:01:01','2001-05-20 01:01:01'); select f1, f3 from t1 where f1 >= '2001-02-05 00:00:00' and f3 <= '2001-04-15'; select f1, f3 from t1 where f1 >= '2001-2-5 0:0:0' and f2 <= '2001-4-15'; select f1, f2 from t1 where if(1, f1, 0) >= f2; select 1 from dual where cast('2001-1-1 2:3:4' as date) = cast('2001-01-01' as datetime); select f1, f2, f1 > f2, f1 = f2, f1 < f2 from t1; drop table t1; # # Bug#16377: Wrong DATE/DATETIME comparison in BETWEEN function. # create table t1 (f1 date, f2 datetime, f3 timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP); insert into t1 values('2001-01-01','2001-01-01 01:01:01','2001-01-01 01:01:01'); insert into t1 values('2001-02-05','2001-02-05 00:00:00','2001-02-05 01:01:01'); insert into t1 values('2001-03-10','2001-03-09 01:01:01','2001-03-10 01:01:01'); insert into t1 values('2001-04-15','2001-04-15 00:00:00','2001-04-15 00:00:00'); insert into t1 values('2001-05-20','2001-05-20 01:01:01','2001-05-20 01:01:01'); select f2 from t1 where f2 between '2001-2-5' and '01-04-14'; select f1, f2, f3 from t1 where f1 between f2 and f3; select f1, f2, f3 from t1 where cast(f1 as datetime) between f2 and cast(f3 as date); select f2 from t1 where '2001-04-10 12:34:56' between f2 and '01-05-01'; select f2, f3 from t1 where '01-03-10' between f2 and f3; select f2 from t1 where DATE(f2) between "2001-4-15" AND "01-4-15"; SET timestamp=UNIX_TIMESTAMP('2001-01-01 00:00:01'); SELECT 1 from dual where NOW() BETWEEN CURRENT_DATE() - INTERVAL 1 DAY AND CURRENT_DATE(); SET timestamp=DEFAULT; drop table t1; # # Bug#28133: Wrong DATE/DATETIME comparison in IN() function. # create table t1 (f1 date); insert into t1 values('01-01-01'),('01-01-02'),('01-01-03'); select * from t1 where f1 in ('01-01-01','2001-01-02','2001-01-03 00:00:00'); create table t2(f2 datetime); insert into t2 values('01-01-01 00:00:00'),('01-02-03 12:34:56'),('02-04-06 11:22:33'); select * from t2 where f2 in ('01-01-01','01-02-03 12:34:56','01-02-03'); select * from t1,t2 where '01-01-02' in (f1, cast(f2 as date)); select * from t1,t2 where '01-01-01' in (f1, '01-02-03'); select * from t1,t2 where if(1,'01-02-03 12:34:56','') in (f1, f2); create table t3(f3 varchar(20)); insert into t3 select * from t2; select * from t2,t3 where f2 in (f3,'03-04-05'); select f1,f2,f3 from t1,t2,t3 where (f1,'1') in ((f2,'1'),(f3,'1')); select f1 from t1 where ('1',f1) in (('1','01-01-01'),('1','2001-1-1 0:0:0'),('1','02-02-02')); drop table t1,t2,t3; # # Bug#27759: Wrong DATE/DATETIME comparison in LEAST()/GREATEST() functions. # select least(cast('01-01-01' as date), '01-01-02'); select greatest(cast('01-01-01' as date), '01-01-02'); select least(cast('01-01-01' as date), '01-01-02') + 0; select greatest(cast('01-01-01' as date), '01-01-02') + 0; select least(cast('01-01-01' as datetime), '01-01-02') + 0; select cast(least(cast('01-01-01' as datetime), '01-01-02') as signed); select cast(least(cast('01-01-01' as datetime), '01-01-02') as decimal(16,2)); --disable_warnings DROP PROCEDURE IF EXISTS test27759 ; --enable_warnings DELIMITER |; CREATE PROCEDURE test27759() BEGIN declare v_a date default '2007-4-10'; declare v_b date default '2007-4-11'; declare v_c datetime default '2004-4-9 0:0:0'; select v_a as a,v_b as b, least( v_a, v_b ) as a_then_b, least( v_b, v_a ) as b_then_a, least( v_c, v_a ) as c_then_a; END;| DELIMITER ;| call test27759(); drop procedure test27759; # # Bug#28208: Wrong result of a non-const STRING function with a const # DATETIME function. # create table t1 (f1 date); insert into t1 values (curdate()); select left(f1,10) = curdate() from t1; drop table t1; # # Bug#28261: Wrong DATETIME comparison result when the GET_USER_VAR function # is involved. # create table t1(f1 date); insert into t1 values('01-01-01'),('02-02-02'),('01-01-01'),('02-02-02'); set @bug28261=''; select if(@bug28261 = f1, '', @bug28261:= f1) from t1; select if(@bug28261 = f1, '', @bug28261:= f1) from t1; select if(@bug28261 = f1, '', @bug28261:= f1) from t1; drop table t1; # # Bug#28778: Wrong result of BETWEEN when comparing a DATETIME field with an # integer constants. # create table t1(f1 datetime); insert into t1 values('2001-01-01'),('2002-02-02'); select * from t1 where f1 between 20020101 and 20070101000000; select * from t1 where f1 between 2002010 and 20070101000000; select * from t1 where f1 between 20020101 and 2007010100000; drop table t1; --echo # --echo # Bug#27216: functions with parameters of different date types may --echo # return wrong type of the result. --echo # create table t1 (f1 date, f2 datetime, f3 varchar(20)); create table t2 as select coalesce(f1,f1) as f4 from t1; desc t2; create table t3 as select coalesce(f1,f2) as f4 from t1; desc t3; create table t4 as select coalesce(f2,f2) as f4 from t1; desc t4; create table t5 as select coalesce(f1,f3) as f4 from t1; desc t5; create table t6 as select coalesce(f2,f3) as f4 from t1; desc t6; create table t7 as select coalesce(makedate(1997,1),f2) as f4 from t1; desc t7; create table t8 as select coalesce(cast('01-01-01' as datetime),f2) as f4 from t1; desc t8; create table t9 as select case when 1 then cast('01-01-01' as date) when 0 then cast('01-01-01' as date) end as f4 from t1; desc t9; create table t10 as select case when 1 then cast('01-01-01' as datetime) when 0 then cast('01-01-01' as datetime) end as f4 from t1; desc t10; create table t11 as select if(1, cast('01-01-01' as datetime), cast('01-01-01' as date)) as f4 from t1; desc t11; create table t12 as select least(cast('01-01-01' as datetime), cast('01-01-01' as date)) as f4 from t1; desc t12; create table t13 as select ifnull(cast('01-01-01' as datetime), cast('01-01-01' as date)) as f4 from t1; desc t13; drop tables t1,t2,t3,t4,t5,t6,t7,t8,t9,t10,t11,t12,t13; --echo ################################################################### # # Bug #31253: crash comparing datetime to double # Should return 1st row only. Crashes if NULL propagation fails. # create table t1 (f1 time); insert into t1 set f1 = '45:44:44'; insert into t1 set f1 = '15:44:44'; select * from t1 where (convert(f1,datetime)) != 1; drop table t1; # # Bug #31249: problem with convert(..., datetime) # create table t1 (a tinyint); insert into t1 values (), (), (); select sum(a) from t1 group by convert(a, datetime); drop table t1; # # Bug #32694: NOT NULL table field in a subquery produces invalid results # create table t1 (id int(10) not null, cur_date datetime not null); create table t2 (id int(10) not null, cur_date date not null); insert into t1 (id, cur_date) values (1, '2007-04-25 18:30:22'); insert into t2 (id, cur_date) values (1, '2007-04-25'); SET @save_optimizer_switch=@@optimizer_switch; SET optimizer_switch='semijoin_with_cache=off'; explain extended select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); explain extended select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); insert into t1 (id, cur_date) values (2, '2007-04-26 18:30:22'); insert into t2 (id, cur_date) values (2, '2007-04-26'); explain extended select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); select * from t1 where id in (select id from t1 as x1 where (t1.cur_date is null)); explain extended select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); select * from t2 where id in (select id from t2 as x1 where (t2.cur_date is null)); SET optimizer_switch=@save_optimizer_switch; drop table t1,t2; # # Bug #37526: asymertic operator <=> in trigger # SELECT CAST('NULL' AS DATE) <=> CAST('2008-01-01' AS DATE) n1, CAST('2008-01-01' AS DATE) <=> CAST('NULL' AS DATE) n2, CAST('NULL' AS DATE) <=> CAST('NULL' AS DATE) n3, CAST('NULL' AS DATE) <> CAST('2008-01-01' AS DATE) n4, CAST('2008-01-01' AS DATE) <> CAST('NULL' AS DATE) n5, CAST('NULL' AS DATE) <> CAST('NULL' AS DATE) n6, CAST('NULL' AS DATE) < CAST('2008-01-01' AS DATE) n7, CAST('2008-01-01' AS DATE) < CAST('NULL' AS DATE) n8, CAST('NULL' AS DATE) < CAST('NULL' AS DATE) n9; --echo End of 5.0 tests # # Test of storing datetime into date fields # set @org_mode=@@sql_mode; create table t1 (da date default '1962-03-03 23:33:34', dt datetime default '1962-03-03'); show create table t1; insert into t1 values (); insert into t1 values ('2007-03-23 13:49:38','2007-03-23 13:49:38'); set @@sql_mode='ansi,traditional'; insert into t1 values ('2007-03-23 13:49:38','2007-03-23 13:49:38'); insert into t1 set dt='2007-03-23 13:49:38',da=dt; # Test error handling --error 1292 insert into t1 values ('2007-03-32','2007-03-23 13:49:38'); select * from t1; drop table t1; --error 1067 create table t1 (da date default '1962-03-32 23:33:34', dt datetime default '1962-03-03'); --error 1067 create table t1 (t time default '916:00:00 a'); set @@sql_mode= @org_mode; # # Bug #42146 - DATETIME fractional seconds parse error # # show we trucate microseconds from the right -- special case: leftmost is 0 SELECT CAST(CAST('2006-08-10 10:11:12.0123450' AS DATETIME(6)) AS DECIMAL(30,7)); # show that we ignore leading zeroes for all other fields SELECT CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.0123450' AS DATETIME(6)) AS DECIMAL(30,7)); # once more with feeling (but no warnings) SELECT CAST(CAST('00000002006-000008-0000010 000010:0000011:00000012.012345' AS DATETIME(6)) AS DECIMAL(30,7)); # # Bug #38435 - LONG Microseconds cause MySQL to fail a CAST to DATETIME or DATE # # show we truncate microseconds from the right SELECT CAST(CAST('2008-07-29T10:42:51.1234567' AS DateTime(6)) AS DECIMAL(30,7)); --echo # --echo # Bug#59173: Failure to handle DATE(TIME) values where Year, Month or --echo # Day is ZERO --echo # CREATE TABLE t1 (dt1 DATETIME); INSERT INTO t1 (dt1) VALUES ('0000-00-01 00:00:01'); DELETE FROM t1 WHERE dt1 = '0000-00-01 00:00:01'; --echo # Should be empty SELECT * FROM t1; DROP TABLE t1; --echo End of 5.1 tests # # MDEV-4281 Assertion `maybe_null && item->null_value' fails in make_sortkey on CASE with different return types, GROUP_CONCAT, GROUP BY # SET timestamp=UNIX_TIMESTAMP('2001-01-01 10:20:30'); create table t1 (d date, t time) engine=myisam; insert into t1 values ('2000-12-03','22:55:23'),('2008-05-03','10:19:31'); select case when d = '2012-12-12' then d else t end as cond, group_concat( d ) from t1 group by cond; drop table t1; SET timestamp=DEFAULT; --echo # --echo # Semantics of the condition IS NULL --echo # when the field belongs to an inner table of an outer join --echo # create table t1 (a int, b date not null); insert t1 values (1, 0), (2, '1999-01-02'); create table t2 (c int); insert t2 values (1),(3); select * from t2 left join t1 on t1.a=t2.c where t1.a is null; select * from t2 left join t1 on t1.a=t2.c where t1.b is null; drop table t1,t2; --echo # --echo # MDEV-4634 Crash in CONVERT_TZ --echo # SELECT CONVERT_TZ(GREATEST(TIMESTAMP('2021-00-00'),TIMESTAMP('2022-00-00')),'+00:00','+7:5'); --echo # --echo # MDEV-5041 Inserting a TIME with hour>24 into a DATETIME column produces a wrong value --echo # SET @@timestamp=UNIX_TIMESTAMP('2013-08-19 20:30:00'); SELECT CAST(TIME('-800:20:30') AS DATETIME); SELECT CAST(TIME('800:20:30') AS DATETIME); SELECT CAST(TIME('33 08:20:30') AS DATETIME); CREATE TABLE t1 (a DATETIME); INSERT INTO t1 VALUES (TIME('800:20:30')); INSERT INTO t1 VALUES (TIME('33 08:20:30')); SET SQL_MODE=NO_ZERO_IN_DATE; INSERT INTO t1 VALUES (TIME('48:20:30')); SET SQL_MODE=DEFAULT; SELECT * FROM t1; DROP TABLE t1; DELIMITER |; CREATE PROCEDURE test5041() BEGIN DECLARE t TIME; DECLARE dt DATETIME; SET t= TIME('800:20:30'); SET dt= t; SELECT dt; END;| DELIMITER ;| call test5041(); drop procedure test5041; SET @@timestamp=DEFAULT; --echo # --echo # MDEV-6097 Inconsistent results for CAST(int,decimal,double AS DATETIME) --echo # SELECT CAST(010203101112 AS DATETIME(1)) AS c1, CAST(010203101112.2 AS DATETIME(1)) AS c2, CAST(010203101112.2+0e0 AS DATETIME(1)) AS c3; --echo End of 5.3 tests --echo # --echo # Start of 5.5 tests --echo # --echo # --echo # Bug#52849 datetime index not work --echo # CREATE TABLE t1 (Id INT, AtTime DATETIME, KEY AtTime (AtTime)); SET NAMES CP850; INSERT INTO t1 VALUES (1,'2010-04-12 22:30:12'), (2,'2010-04-12 22:30:12'), (3,'2010-04-12 22:30:12'); EXPLAIN EXTENDED SELECT * FROM t1 FORCE INDEX(attime) WHERE AtTime = '2010-02-22 18:40:07'; DROP TABLE t1; SET NAMES latin1; --echo # --echo # Bug#56271: Wrong comparison result with STR_TO_DATE function --echo # CREATE TABLE t1 ( `year` int(4) NOT NULL, `month` int(2) NOT NULL ); INSERT INTO t1 VALUES (2010,3),(2010,4),(2009,8),(2008,9); SELECT * FROM t1 WHERE STR_TO_DATE(CONCAT_WS('/01/',`month`,`year`), '%m/%d/%Y') >= STR_TO_DATE('1/1/2010', '%m/%d/%Y'); create table t2(f1 datetime primary key); insert into t2 select STR_TO_DATE(CONCAT_WS('/01/',`month`,`year`), '%m/%d/%Y') from t1; select * from t2 where f1=STR_TO_DATE('4/1/2010', '%m/%d/%Y'); --echo t2 should be const explain select * from t2 where f1=STR_TO_DATE('4/1/2010', '%m/%d/%Y'); DROP TABLE t1,t2; --echo # --echo # Bug#57095: Wrongly chosen expression cache type led to a wrong --echo # result. --echo # CREATE TABLE t1 (`b` datetime ); INSERT INTO t1 VALUES ('2010-01-01 00:00:00'), ('2010-01-01 00:00:00'); SELECT * FROM t1 WHERE b <= coalesce(NULL, now()); DROP TABLE t1; --echo # --echo # --echo # BUG#12561818: RERUN OF STORED FUNCTION GIVES ERROR 1172: --echo # RESULT CONSISTED OF MORE THAN ONE ROW --echo # CREATE TABLE t1 (a DATE NOT NULL, b INT); INSERT INTO t1 VALUES ('0000-00-00',1), ('1999-05-10',2); CREATE TABLE t2 (a DATETIME NOT NULL, b INT); INSERT INTO t2 VALUES ('0000-00-00 00:00:00',1), ('1999-05-10 00:00:00',2); --echo SELECT * FROM t1 WHERE a IS NULL; SELECT * FROM t2 WHERE a IS NULL; SELECT * FROM t1 LEFT JOIN t1 AS t1_2 ON 1 WHERE t1_2.a IS NULL; SELECT * FROM t2 LEFT JOIN t2 AS t2_2 ON 1 WHERE t2_2.a IS NULL; SELECT * FROM t1 JOIN t1 AS t1_2 ON 1 WHERE t1_2.a IS NULL; SELECT * FROM t2 JOIN t2 AS t2_2 ON 1 WHERE t2_2.a IS NULL; --echo PREPARE stmt1 FROM 'SELECT * FROM t1 LEFT JOIN t1 AS t1_2 ON 1 WHERE t1_2.a IS NULL AND t1_2.b < 2'; EXECUTE stmt1; EXECUTE stmt1; DEALLOCATE PREPARE stmt1; DROP TABLE t1,t2; --echo # --echo # MDEV-9374 having '2015-01-01 01:00:00.000001' > coalesce(NULL) returns true --echo # CREATE TABLE t1 (c1 DATETIME(0)); INSERT INTO t1 VALUES (NULL); SELECT * FROM t1 HAVING '2015-01-01 01:00:00.000001' > COALESCE(c1); DROP TABLE t1; --echo # --echo # End of 5.5 tests --echo # --echo # --echo # Start of 10.1 tests --echo # let type=DATETIME; let defval='0000-00-00 00:00:00'; --source include/type_temporal_zero_default.inc --echo # --echo # MDEV-8336 The meaning of NO_ZERO_DATE is not clear for DATETIME --echo # SET sql_mode='NO_ZERO_DATE'; SELECT TIMESTAMP'0000-00-01 10:20:30'; SELECT TIMESTAMP'0000-00-00 10:20:30'; SELECT TIMESTAMP'0000-00-00 00:00:00.000001'; CREATE TABLE t1 (a DATETIME); INSERT INTO t1 VALUES ('0000-00-00 10:20:30'); SELECT a, LEAST(a,'2001-01-01 10:20:30') FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DATETIME(6)); INSERT INTO t1 VALUES ('0000-00-00 00:00:00.000001'); SELECT a, LEAST(a,'2001-01-01 10:20:30') FROM t1; DROP TABLE t1; SELECT STR_TO_DATE('0000-00-00 10:20:30','%Y-%m-%d %h:%i:%s'); SELECT STR_TO_DATE('0000-00-00 00:00:00.000001','%Y-%m-%d %H:%i:%s.%f'); SET old_mode=zero_date_time_cast; SELECT CAST(TIME'10:20:30' AS DATETIME); SELECT CAST(TIME'00:00:00.000001' AS DATETIME(6)); SELECT CAST(CAST('10:20:30' AS TIME) AS DATETIME); SELECT CAST(CAST('00:00:00.000001' AS TIME(6)) AS DATETIME(6)); SELECT CAST(CAST(TIMESTAMP'0000-00-00 10:20:30' AS TIME) AS DATETIME); SELECT CAST(CAST(TIMESTAMP'0000-00-00 00:00:00.000001' AS TIME(6)) AS DATETIME(6)); SET old_mode=DEFAULT; SET sql_mode=DEFAULT; --echo # --echo # MDEV-8699 Wrong result for SELECT..WHERE HEX(date_column)!='323030312D30312D3031' AND date_column='2001-01-01x' --echo # --let $TYPE= DATETIME --source include/equal_fields_propagation_datetime.inc --echo # --echo # MDEV-8795 Equal expression propagation does not work for temporal literals --echo # CREATE TABLE t1 (a DATETIME); INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-02 00:00:00'); EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(a)=TIMESTAMP'2001-01-01 00:00:00' AND COALESCE(a)>=TIMESTAMP'2001-01-01 00:00:00'; DROP TABLE t1; --echo # --echo # MDEV-8875 Wrong metadata for MAX(CAST(time_column AS DATETIME)) --echo # SET timestamp=UNIX_TIMESTAMP('2015-01-01 00:00:00'); CREATE TABLE t1 (a TIME); INSERT INTO t1 VALUES ('00:00:00'),('00:01:00'); --disable_ps_protocol --enable_metadata SELECT MAX(CAST(a AS DATETIME)) FROM t1; --disable_metadata --enable_ps_protocol CREATE TABLE t2 AS SELECT MAX(CAST(a AS DATETIME)) FROM t1; SHOW CREATE TABLE t2; DROP TABLE t2; DROP TABLE t1; SET timestamp=DEFAULT; --echo # --echo # MDEV-8860 Wrong result for WHERE 2016 < SOME (SELECT CAST(time_column AS DATETIME) FROM t1) --echo # SET timestamp=UNIX_TIMESTAMP('2015-01-01 00:00:00'); CREATE TABLE t1 (a TIME); INSERT INTO t1 VALUES ('00:00:00'),('00:01:00'); SELECT 1 FROM t1 WHERE 2016 > SOME (SELECT CAST(a AS DATETIME) FROM t1); SELECT * FROM t1 WHERE 2016 > CAST(a AS DATETIME); SELECT 1 FROM t1 WHERE 20160101 > SOME (SELECT CAST(a AS DATETIME) FROM t1); SELECT * FROM t1 WHERE 20160101 > CAST(a AS DATETIME); DROP TABLE t1; --echo # --echo # MDEV-17857 Assertion `tmp != ((long long) 0x8000000000000000LL)' failed in TIME_from_longlong_datetime_packed upon SELECT with GROUP BY --echo # CREATE TABLE t1 (i INT, d DATETIME); INSERT INTO t1 VALUES (3,NULL),(3,'1976-12-14 13:21:07'),(NULL,'1981-09-24 01:04:47'); SELECT ExtractValue('foo','bar'), i, MIN(d) FROM t1 GROUP BY i; DROP TABLE t1; --echo # --echo # MDEV-19034 ASAN unknown-crash in get_date_time_separator with PAD_CHAR_TO_FULL_LENGTH --echo # SET SQL_MODE=DEFAULT; CREATE OR REPLACE TABLE t1 (a CHAR(11)); CREATE OR REPLACE TABLE t2 (b DATETIME); INSERT INTO t1 VALUES ('2010-02-19') ; SET SQL_MODE= 'PAD_CHAR_TO_FULL_LENGTH'; INSERT INTO t2 SELECT * FROM t1; DROP TABLE t1, t2; SET SQL_MODE=DEFAULT; --echo # --echo # MDEV-19699 Server crashes in Item_null_result::field_type upon SELECT with ROLLUP on constant table --echo # CREATE TABLE t1 (d DATETIME) ENGINE=MyISAM; INSERT INTO t1 VALUES ('1999-11-04'); SELECT d FROM t1 GROUP BY d WITH ROLLUP HAVING d > '1990-01-01'; DROP TABLE t1; --echo # --echo # MDEV-20431 GREATEST(int_col,date_col) returns wrong results in a view --echo # CREATE TABLE t1 (pk INT NOT NULL, d DATETIME NOT NULL); CREATE VIEW v1 AS SELECT * FROM t1; INSERT INTO t1 VALUES (1,'2018-06-22 00:00:00'),(2,'2018-07-11 00:00:00'); SELECT GREATEST(pk, d) FROM t1; SELECT GREATEST(pk, d) FROM v1; DROP VIEW v1; DROP TABLE t1; --echo # --echo # MDEV-21319 COUNT(*) returns 1, actual SELECT returns no result in 10.3.21, but 1 result in 10.1.41 --echo # CREATE TABLE t1 ( id INT NOT NULL PRIMARY KEY, id2 INT, k TINYINT, j INT, t DATETIME, KEY k1 (id2,k,j,t) ); INSERT INTO t1 VALUES (53,54,1,0,'2019-12-13 10:09:59'), (54,54,1,0,'2019-12-13 16:28:41'), (55,54,1,0,'2019-12-13 16:29:10'), (56,54,1,0,'2019-12-13 16:29:43'), (57,54,1,0,'2019-12-13 16:30:16'), (58,54,1,0,'2019-12-13 16:30:49'), (59,54,1,0,'2019-12-13 16:31:23'), (60,54,1,0,'2019-12-13 16:31:55'), (61,54,1,0,'2019-12-13 16:32:28'), (62,54,1,0,'2019-12-13 16:33:01'), (63,54,1,0,'2019-12-13 16:33:34'), (64,54,1,0,'2019-12-13 16:34:07'), (65,54,1,0,'2019-12-13 16:34:40'), (66,54,1,0,'2019-12-13 16:35:13'), (67,54,1,0,'2019-12-13 16:35:46'), (68,54,1,0,'2019-12-13 16:36:19'); SELECT t FROM t1 GROUP BY t HAVING t=max(t); SELECT t FROM t1 WHERE id2=54 and j=0 and k=1 GROUP BY t HAVING t=max(t); DROP TABLE t1; CREATE TABLE t1 (pk INT); CREATE VIEW v1 AS SELECT * FROM t1; INSERT INTO t1 VALUES (1); SELECT pkCOALESCE(TIMESTAMP'2001-01-01 00:00:00',a); EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(?,a)<=>COALESCE(?,a)' USING TIMESTAMP'2001-01-01 00:00:00',TIMESTAMP'2001-01-01 00:00:00'; EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(TIMESTAMP''2001-01-01 00:00:00'',a)<=>COALESCE(?,a)' USING TIMESTAMP'2001-01-01 00:00:00'; EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(?,a)<=>COALESCE(TIMESTAMP''2001-01-01 00:00:00'',a)' USING TIMESTAMP'2001-01-01 00:00:00'; --echo # Not equal values EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(TIMESTAMP'2001:01:01 00:00:00',a)<=>COALESCE(TIMESTAMP'2001-01-01 00:00:01',a); EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(?,a)<=>COALESCE(?,a)' USING TIMESTAMP'2001-01-01 00:00:00',TIMESTAMP'2001-01-01 00:00:01'; EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(TIMESTAMP''2001-01-01 00:00:00'',a)<=>COALESCE(?,a)' USING TIMESTAMP'2001-01-01 00:00:01'; EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE COALESCE(?,a)<=>COALESCE(TIMESTAMP''2001-01-01 00:00:00'',a)' USING TIMESTAMP'2001-01-01 00:00:01'; DROP TABLE t1; --echo # --echo # MDEV-16426 Optimizer erroneously treats equal constants of different formats as same --echo # CREATE TABLE t1 (a DATETIME); INSERT INTO t1 VALUES ('2001-01-01 00:00:00'),('2001-01-01 00:00:01'),('2001-01-01 00:00:02'); --echo Equal values SELECT * FROM t1 WHERE LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.0',a))<=>LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.0',a)); EXPLAIN EXTENDED SELECT * FROM t1 WHERE LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.0',a))<=>LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.0',a)); EXECUTE IMMEDIATE 'SELECT * FROM t1 WHERE LENGTH(COALESCE(TIME''00:00:00.0'',a))<=>LENGTH(COALESCE(?,a))' USING TIMESTAMP'2001-01-01 00:00:00.0'; EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE LENGTH(COALESCE(TIME''00:00:00.0'',a))<=>LENGTH(COALESCE(?,a))' USING TIMESTAMP'2001-01-01 00:00:00.0'; --echo Values with different formats SELECT LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.0',a)),LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.00',a)) FROM t1; SELECT * FROM t1 WHERE LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.0',a))<=>LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.00',a)); EXPLAIN EXTENDED SELECT * FROM t1 WHERE LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.0',a))<=>LENGTH(COALESCE(TIMESTAMP'2001-01-01 00:00:00.00',a)); EXECUTE IMMEDIATE 'SELECT * FROM t1 WHERE LENGTH(COALESCE(TIME''00:00:00.0'',a))<=>LENGTH(COALESCE(?,a))' USING TIMESTAMP'2001-01-01 00:00:00.00'; EXECUTE IMMEDIATE 'EXPLAIN EXTENDED SELECT * FROM t1 WHERE LENGTH(COALESCE(TIME''00:00:00.0'',a))<=>LENGTH(COALESCE(?,a))' USING TIMESTAMP'2001-01-01 00:00:00.00'; DROP TABLE t1; --echo # --echo # MDEV-17216 Assertion `!dt->fraction_remainder(decimals())' failed in Field_temporal_with_date::store_TIME_with_warning --echo # CREATE TABLE t1 (b BIT(20)); CREATE TABLE t2 (t DATETIME); INSERT IGNORE INTO t1 VALUES (b'000001001100000'); INSERT INTO t2 SELECT * FROM t1; DROP TABLE t1, t2; CREATE TABLE t1 (a DATETIME); INSERT INTO t1 SELECT CAST(20010101 AS UNSIGNED); DROP TABLE t1; --echo # --echo # MDEV-17563 Different results using table or view when comparing values of time type --echo # CREATE TABLE t1 (pk int, x1 datetime, x2 varchar(1)); INSERT INTO t1 VALUES (17,'2001-01-01 09:16:37',''); INSERT INTO t1 VALUES (18,'2001-01-01 09:16:37','k'); CREATE VIEW v1 AS SELECT * FROM t1; SELECT pk FROM t1 WHERE x1 >x2; SELECT pk FROM v1 WHERE x1 >x2; DROP VIEW v1; DROP TABLE t1; --echo # --echo # End of 10.4 tests --echo #