9
9
set @sav_dpi= @@div_precision_increment;
10
10
set div_precision_increment= 5;
11
11
show variables like 'div_precision_increment';
12
create table t1 (grp int, a bigint, c char(10) not null);
12
create table t1 (grp int, a bigint unsigned, c char(10) not null);
13
13
insert into t1 values (1,1,"a");
14
14
insert into t1 values (2,2,"b");
15
15
insert into t1 values (2,3,"c");
27
27
insert into t1 values (null,null,'');
28
28
select count(distinct a),count(distinct grp) from t1;
30
create table t2 (grp int, a bigint, c char(10));
30
select sum(all a),count(all a),avg(all a),std(all a),variance(all a),bit_or(all a),bit_and(all a),min(all a),max(all a),min(all c),max(all c) from t1;
31
select grp, sum(a),count(a),avg(a),std(a),variance(a),bit_or(a),bit_and(a),min(a),max(a),min(c),max(c) from t1 group by grp;
33
select grp, sum(a)+count(a)+avg(a)+std(a)+variance(a)+bit_or(a)+bit_and(a)+min(a)+max(a)+min(c)+max(c) as sum from t1 group by grp;
36
create table t2 (grp int, a bigint unsigned, c char(10));
31
37
insert into t2 select grp,max(a)+max(grp),max(c) from t1 group by grp;
33
39
# REPLACE ... SELECT doesn't yet work with PS
40
46
# Problem with std()
43
CREATE TABLE t1 (id int,value1 float(10,2));
49
CREATE TABLE t1 (id int(11),value1 float(10,2));
44
50
INSERT INTO t1 VALUES (1,0.00),(1,1.00), (1,2.00), (2,10.00), (2,11.00), (2,12.00);
45
CREATE TABLE t2 (id int,name char(20));
51
CREATE TABLE t2 (id int(11),name char(20));
46
52
INSERT INTO t2 VALUES (1,'Set One'),(2,'Set Two');
47
53
select id, avg(value1), std(value1), variance(value1) from t1 group by id;
48
54
select name, avg(value1), std(value1), variance(value1) from t1, t2 where t1.id = t2.id group by t1.id;
142
147
drop table t1,t2;
150
# Test of group function and NULL values
153
CREATE TABLE t1 (a int, b int);
154
select count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1;
155
select a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1 group by a;
156
insert into t1 values (1,null);
157
select a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1 group by a;
158
insert into t1 values (1,null);
159
insert into t1 values (2,null);
160
select a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1 group by a;
161
select SQL_BIG_RESULT a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1 group by a;
162
insert into t1 values (2,1);
163
select a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1 group by a;
164
select SQL_BIG_RESULT a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1 group by a;
165
insert into t1 values (3,1);
166
select a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b) from t1 group by a;
167
select SQL_BIG_RESULT a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b), bit_xor(b) from t1 group by a;
168
explain extended select SQL_BIG_RESULT a,count(b), sum(b), avg(b), std(b), min(b), max(b), bit_and(b), bit_or(b), bit_xor(b) from t1 group by a;
172
# Bug #1972: test for bit_and(), bit_or() and negative values
174
create table t1 (col int);
175
insert into t1 values (-1), (-2), (-3);
176
select bit_and(col), bit_or(col) from t1;
177
select SQL_BIG_RESULT bit_and(col), bit_or(col) from t1 group by col;
145
181
# Bug #3376: avg() and an empty table
355
389
#select Case When Count(*) < MAX_REQ Then 1 Else 0 End from t1 where t1.USR_ID = 1 group by MAX_REQ;
393
create table t1 (a char(10));
394
insert into t1 values ('a'),('b'),('c');
395
select coercibility(max(a)) from t1;
359
399
# Bug #6658 MAX(column) returns incorrect coercibility
361
create table t1 (a char);
401
create table t1 (a char character set latin2);
362
402
insert into t1 values ('a'),('b');
363
--replace_regex /ENGINE=[a-zA-Z]+/ENGINE=DEFAULT/
403
select charset(max(a)), coercibility(max(a)),
404
charset(min(a)), coercibility(min(a)) from t1;
364
405
show create table t1;
365
406
create table t2 select max(a),min(a) from t1;
366
--replace_regex /ENGINE=[a-zA-Z]+/ENGINE=DEFAULT/
367
407
show create table t2;
369
409
create table t2 select concat(a) from t1;
370
--replace_regex /ENGINE=[a-zA-Z]+/ENGINE=DEFAULT/
371
410
show create table t2;
372
411
drop table t2,t1;
423
462
# Bug #5555 GROUP BY enum_field" returns incorrect results
426
CREATE TEMPORARY TABLE t1 (
427
id int NOT NULL auto_increment,
466
id int(10) unsigned NOT NULL auto_increment,
428
467
val enum('one','two','three') NOT NULL default 'one',
432
INSERT INTO t1 VALUES
433
(1,'one'),(2,'two'),(3,'three'),(4,'one'),(5,'two');
469
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
471
INSERT INTO t1 VALUES
472
(1,'one'),(2,'two'),(3,'three'),(4,'one'),(5,'two');
474
select val, count(*) from t1 group by val;
478
id int(10) unsigned NOT NULL auto_increment,
479
val set('one','two','three') NOT NULL default 'one',
481
) ENGINE=MyISAM DEFAULT CHARSET=utf8;
483
INSERT INTO t1 VALUES
484
(1,'one'),(2,'two'),(3,'three'),(4,'one'),(5,'two');
435
486
select val, count(*) from t1 group by val;
513
563
EXPLAIN SELECT MAX(b) FROM t1;
566
CREATE TABLE t1 (id int , b varchar(512), INDEX(b(250))) COLLATE latin1_bin;
567
INSERT INTO t1 VALUES
568
(1,CONCAT(REPEAT('_', 250), "qq")), (1,CONCAT(REPEAT('_', 250), "zz")),
569
(1,CONCAT(REPEAT('_', 250), "aa")), (1,CONCAT(REPEAT('_', 250), "ff"));
571
SELECT MAX(b) FROM t1;
572
EXPLAIN SELECT MAX(b) FROM t1;
517
575
# Bug #16792 query with subselect, join, and group not returning proper values
522
580
SELECT (SELECT COUNT(DISTINCT t1.b)) FROM t1 GROUP BY t1.a;
523
581
SELECT (SELECT COUNT(DISTINCT 12)) FROM t1 GROUP BY t1.a;
524
582
# an attempt to test all aggregate function with no table.
525
SELECT AVG(2), COUNT(*), COUNT(12),
583
SELECT AVG(2), BIT_AND(2), BIT_OR(2), BIT_XOR(2), COUNT(*), COUNT(12),
526
584
COUNT(DISTINCT 12), MIN(2),MAX(2),STD(2), VARIANCE(2),SUM(2),
527
585
GROUP_CONCAT(2),GROUP_CONCAT(DISTINCT 2);
535
593
create table t2 (ff double);
536
594
insert into t2 values (2.2);
537
595
select cast(sum(distinct ff) as decimal(5,2)) from t2;
538
select sum(distinct ff) from t2;
596
select cast(sum(distinct ff) as signed) from t2;
539
597
select cast(variance(ff) as decimal(10,3)) from t2;
540
598
select cast(min(ff) as decimal(5,2)) from t2;
542
600
create table t1 (df decimal(5,1));
543
601
insert into t1 values(1.1);
544
602
insert into t1 values(2.2);
545
select sum(distinct df) from t1;
546
select min(df) from t1;
603
select cast(sum(distinct df) as signed) from t1;
604
select cast(min(df) as signed) from t1;
547
605
select 1e8 * sum(distinct df) from t1;
548
606
select 1e8 * min(df) from t1;
558
616
# BUG#3190, WL#1639: Standard Deviation STDDEV - 2 different calculations
561
CREATE TABLE t1 (id int,value1 float(10,2));
619
CREATE TABLE t1 (id int(11),value1 float(10,2));
562
620
INSERT INTO t1 VALUES (1,0.00),(1,1.00), (1,2.00), (2,10.00), (2,11.00), (2,12.00), (2,13.00);
563
621
select id, stddev_pop(value1), var_pop(value1), stddev_samp(value1), var_samp(value1) from t1 group by id;
613
671
(3,2,1), (3,2,2), (3,2,3),
614
672
(3,3,1), (3,3,2), (3,3,3);
617
674
SELECT b/c as v, a FROM t1 ORDER BY v;
618
675
SELECT b/c as v, SUM(a) FROM t1 GROUP BY v;
619
676
SELECT SUM(a) FROM t1 GROUP BY b/c;
656
710
# Bug#22555: STDDEV yields positive result for groups with only one row
659
create table bug22555 (i int primary key auto_increment, s1 int, s2 int, e decimal(30,10), o double);
713
create table bug22555 (i smallint primary key auto_increment, s1 smallint, s2 smallint, e decimal(30,10), o double);
660
714
insert into bug22555 (s1, s2, e, o) values (53, 78, 11.4276528, 6.828112), (17, 78, 5.916793, 1.8502951), (18, 76, 2.679231, 9.17975591), (31, 62, 6.07831, 0.1), (19, 41, 5.37463, 15.1), (83, 73, 14.567426, 7.959222), (92, 53, 6.10151, 13.1856852), (7, 12, 13.92272, 3.442007), (92, 35, 11.95358909, 6.01376678), (38, 84, 2.572, 7.904571);
661
715
select std(s1/s2) from bug22555 group by i;
662
716
select std(e) from bug22555 group by i;
663
717
select std(o) from bug22555 group by i;
664
718
drop table bug22555;
666
create table bug22555 (i int, s1 int, s2 int, o1 double, o2 double, e1 decimal, e2 decimal);
720
create table bug22555 (i smallint, s1 smallint, s2 smallint, o1 double, o2 double, e1 decimal, e2 decimal);
667
721
insert into bug22555 values (1,53,78,53,78,53,78),(2,17,78,17,78,17,78),(3,18,76,18,76,18,76);
668
722
select i, count(*) from bug22555 group by i;
669
723
select std(s1/s2) from bug22555 where i=1;
719
773
set @@div_precision_increment=@saved_div_precision_increment;
720
774
drop table bug22555;
722
create table bug22555 (s int, o double, e decimal);
776
create table bug22555 (s smallint, o double, e decimal);
723
777
insert into bug22555 values (1,1,1),(2,2,2),(3,3,3),(6,6,6),(7,7,7);
724
778
select var_samp(s), var_pop(s) from bug22555;
725
779
select var_samp(o), var_pop(o) from bug22555;
726
780
select var_samp(e), var_pop(e) from bug22555;
727
781
drop table bug22555;
729
create table bug22555 (s int, o double, e decimal);
783
create table bug22555 (s smallint, o double, e decimal);
730
784
insert into bug22555 values (null,null,null),(null,null,null);
731
785
select var_samp(s) as 'null', var_pop(s) as 'null' from bug22555;
732
786
select var_samp(o) as 'null', var_pop(o) as 'null' from bug22555;