You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
923 lines
29 KiB
923 lines
29 KiB
#Get deafult engine value
|
|
--let $DEFAULT_ENGINE = `select @@global.default_storage_engine`
|
|
|
|
#
|
|
# simple test of group_concat function
|
|
#
|
|
--disable_warnings
|
|
drop table if exists t1, t2;
|
|
--enable_warnings
|
|
|
|
create table t1 (grp int, a bigint unsigned, c char(10) not null, d char(10) not null);
|
|
insert into t1 values (1,1,"a","a");
|
|
insert into t1 values (2,2,"b","a");
|
|
insert into t1 values (2,3,"c","b");
|
|
insert into t1 values (3,4,"E","a");
|
|
insert into t1 values (3,5,"C","b");
|
|
insert into t1 values (3,6,"D","b");
|
|
insert into t1 values (3,7,"d","d");
|
|
insert into t1 values (3,8,"d","d");
|
|
insert into t1 values (3,9,"D","c");
|
|
|
|
# Test of MySQL simple request
|
|
select grp,group_concat(c) from t1 group by grp;
|
|
--replace_column 10 9
|
|
explain select grp,group_concat(c) from t1 group by grp;
|
|
select grp,group_concat(a,c) from t1 group by grp;
|
|
select grp,group_concat("(",a,":",c,")") from t1 group by grp;
|
|
|
|
# Test of MySQL with options
|
|
select grp,group_concat(c separator ",") from t1 group by grp;
|
|
select grp,group_concat(c separator "---->") from t1 group by grp;
|
|
select grp,group_concat(c order by c) from t1 group by grp;
|
|
select grp,group_concat(c order by c desc) from t1 group by grp;
|
|
select grp,group_concat(d order by a) from t1 group by grp;
|
|
select grp,group_concat(d order by a desc) from t1 group by grp;
|
|
--disable_warnings
|
|
select grp,group_concat(a order by a,d+c-ascii(c)-a) from t1 group by grp;
|
|
select grp,group_concat(a order by d+c-ascii(c),a) from t1 group by grp;
|
|
--enable_warnings
|
|
select grp,group_concat(c order by 1) from t1 group by grp;
|
|
select grp,group_concat(distinct c order by c) from t1 group by grp;
|
|
select grp,group_concat(distinct c order by c desc) from t1 group by grp;
|
|
--replace_column 10 9
|
|
explain select grp,group_concat(distinct c order by c desc) from t1 group by grp;
|
|
select grp,group_concat(c order by c separator ",") from t1 group by grp;
|
|
select grp,group_concat(c order by c desc separator ",") from t1 group by grp;
|
|
select grp,group_concat(distinct c order by c separator ",") from t1 group by grp;
|
|
--replace_column 10 9
|
|
explain select grp,group_concat(distinct c order by c separator ",") from t1 group by grp;
|
|
select grp,group_concat(distinct c order by c desc separator ",") from t1 group by grp;
|
|
|
|
# Test of SQL_LIST objects
|
|
select grp,group_concat(c order by grp desc) from t1 group by grp order by grp;
|
|
|
|
|
|
# Test transfer to real values
|
|
|
|
select grp, group_concat(a separator "")+0 from t1 group by grp;
|
|
select grp, group_concat(a separator "")+0.0 from t1 group by grp;
|
|
select grp, ROUND(group_concat(a separator "")) from t1 group by grp;
|
|
drop table t1;
|
|
|
|
# Test NULL values
|
|
|
|
create table t1 (grp int, c char(10));
|
|
insert into t1 values (1,NULL),(2,"b"),(2,NULL),(3,"E"),(3,NULL),(3,"D"),(3,NULL),(3,NULL),(3,"D"),(4,""),(5,NULL);
|
|
select grp,group_concat(c order by c) from t1 group by grp;
|
|
|
|
# Test warnings
|
|
|
|
set group_concat_max_len = 4;
|
|
select grp,group_concat(c order by c) from t1 group by grp;
|
|
show warnings;
|
|
set group_concat_max_len = 1024;
|
|
|
|
# Test errors
|
|
|
|
--error 1111
|
|
select group_concat(sum(c)) from t1 group by grp;
|
|
--error 1054
|
|
select grp,group_concat(c order by 2) from t1 group by grp;
|
|
|
|
drop table t1;
|
|
|
|
# Test variable length
|
|
|
|
create table t1 ( URL_ID int(11), URL varchar(80));
|
|
create table t2 ( REQ_ID int(11), URL_ID int(11));
|
|
insert into t1 values (4,'www.host.com'), (5,'www.google.com'),(5,'www.help.com');
|
|
insert into t2 values (1,4), (5,4), (5,5);
|
|
# Make this order independent
|
|
--replace_result www.help.com X www.host.com X www.google.com X
|
|
select REQ_ID, Group_Concat(URL) as URL from t1, t2 where
|
|
t2.URL_ID = t1.URL_ID group by REQ_ID;
|
|
# check min/max function
|
|
--replace_result www.help.com X www.host.com X www.google.com X
|
|
select REQ_ID, Group_Concat(URL) as URL, Min(t1.URL_ID) urll,
|
|
Max(t1.URL_ID) urlg from t1, t2 where t2.URL_ID = t1.URL_ID group by REQ_ID;
|
|
|
|
drop table t1;
|
|
drop table t2;
|
|
|
|
create table t1 (id int, name varchar(16));
|
|
insert into t1 values (1,'longername'),(1,'evenlongername');
|
|
select ifnull(group_concat(concat(t1.id, ':', t1.name)), 'shortname') as 'without distinct: how it should be' from t1;
|
|
select distinct ifnull(group_concat(concat(t1.id, ':', t1.name)), 'shortname') as 'with distinct: cutoff at length of shortname' from t1;
|
|
drop table t1;
|
|
|
|
# check zero rows (bug#836)
|
|
create table t1(id int);
|
|
create table t2(id int);
|
|
insert into t1 values(0),(1);
|
|
select group_concat(t1.id) FROM t1,t2;
|
|
drop table t1;
|
|
drop table t2;
|
|
|
|
# check having
|
|
create table t1 (bar varchar(32));
|
|
insert into t1 values('test1'),('test2');
|
|
select group_concat(bar order by concat(bar,bar)) from t1;
|
|
select group_concat(bar order by concat(bar,bar) desc) from t1;
|
|
|
|
--source include/turn_off_only_full_group_by.inc
|
|
|
|
select bar from t1 having group_concat(bar)='';
|
|
select bar from t1 having instr(group_concat(bar), "test") > 0;
|
|
select bar from t1 having instr(group_concat(bar order by concat(bar,bar) desc), "test2,test1") > 0;
|
|
|
|
--source include/restore_sql_mode_after_turn_off_only_full_group_by.inc
|
|
drop table t1;
|
|
|
|
# ORDER BY fix_fields()
|
|
create table t1 (a int, a1 varchar(10));
|
|
create table t2 (a0 int);
|
|
insert into t1 values (0,"a"),(0,"b"),(1,"c");
|
|
insert into t2 values (1),(2),(3);
|
|
select group_concat(a1 order by (t1.a IN (select a0 from t2))) from t1;
|
|
select group_concat(a1 order by (t1.a)) from t1;
|
|
drop table t1, t2;
|
|
|
|
#
|
|
# Problem with GROUP BY (Bug #2695)
|
|
#
|
|
|
|
CREATE TABLE t1 (id1 tinyint(4) NOT NULL, id2 tinyint(4) NOT NULL);
|
|
INSERT INTO t1 VALUES (1, 1),(1, 2),(1, 3),(1, 4),(1, 5),(2, 1),(2, 2),(2, 3);
|
|
CREATE TABLE t2 (id1 tinyint(4) NOT NULL);
|
|
INSERT INTO t2 VALUES (1),(2),(3),(4),(5);
|
|
SELECT t1.id1, GROUP_CONCAT(t1.id2 ORDER BY t1.id2 ASC) AS concat_id FROM t1, t2 WHERE t1.id1 = t2.id1 AND t1.id1=1 GROUP BY t1.id1;
|
|
SELECT t1.id1, GROUP_CONCAT(t1.id2 ORDER BY t1.id2 ASC) AS concat_id FROM t1, t2 WHERE t1.id1 = t2.id1 GROUP BY t1.id1;
|
|
SELECT t1.id1, GROUP_CONCAT(t1.id2 ORDER BY t1.id2 DESC) AS concat_id FROM t1, t2 WHERE t1.id1 = t2.id1 GROUP BY t1.id1;
|
|
SELECT t1.id1, GROUP_CONCAT(t1.id2 ORDER BY 6-t1.id2 ASC) AS concat_id FROM t1, t2 WHERE t1.id1 = t2.id1 GROUP BY t1.id1;
|
|
|
|
# The following failed when it was run twice:
|
|
SELECT t1.id1, GROUP_CONCAT(t1.id2,6-t1.id2 ORDER BY 6-t1.id2 ASC) AS concat_id FROM t1, t2 WHERE t1.id1 = t2.id1 GROUP BY t1.id1;
|
|
SELECT t1.id1, GROUP_CONCAT(t1.id2,6-t1.id2 ORDER BY 6-t1.id2 ASC) AS concat_id FROM t1, t2 WHERE t1.id1 = t2.id1 GROUP BY t1.id1;
|
|
|
|
SELECT t1.id1, GROUP_CONCAT(t1.id2,"/",6-t1.id2 ORDER BY 1+0,6-t1.id2,t1.id2 ASC) AS concat_id FROM t1, t2 WHERE t1.id1 = t2.id1 GROUP BY t1.id1;
|
|
drop table t1,t2;
|
|
|
|
#
|
|
# Problem with distinct (Bug #3381)
|
|
#
|
|
|
|
create table t1 (s1 char(10), s2 int not null);
|
|
insert into t1 values ('a',2),('b',2),('c',1),('a',3),('b',4),('c',4);
|
|
|
|
--source include/turn_off_only_full_group_by.inc
|
|
select distinct s1 from t1 order by s2,s1;
|
|
--source include/restore_sql_mode_after_turn_off_only_full_group_by.inc
|
|
|
|
select group_concat(distinct s1) from t1;
|
|
select group_concat(distinct s1 order by s2) from t1 where s2 < 4;
|
|
# The following is wrong and needs to be fixed ASAP
|
|
select group_concat(distinct s1 order by s2) from t1;
|
|
drop table t1;
|
|
|
|
#
|
|
# Test with subqueries (Bug #3319)
|
|
#
|
|
|
|
create table t1 (a int, c int);
|
|
insert into t1 values (1, 2), (2, 3), (2, 4), (3, 5);
|
|
create table t2 (a int, c int);
|
|
insert into t2 values (1, 5), (2, 4), (3, 3), (3,3);
|
|
select group_concat(c) from t1;
|
|
select group_concat(c order by (select c from t2 where t2.a=t1.a limit 1)) as grp from t1;
|
|
select group_concat(c order by (select mid(group_concat(c order by a),1,5) from t2 where t2.a=t1.a)) as grp from t1;
|
|
select group_concat(c order by (select mid(group_concat(c order by a),1,5) from t2 where t2.a=t1.a) desc) as grp from t1;
|
|
select t1.a, group_concat(c order by (select c from t2 where t2.a=t1.a limit 1)) as grp from t1 group by 1;
|
|
select t1.a, group_concat(c order by (select mid(group_concat(c order by a),1,5) from t2 where t2.a=t1.a)) as grp from t1 group by 1;
|
|
select t1.a, group_concat(c order by (select mid(group_concat(c order by a),1,5) from t2 where t2.a=t1.a) desc) as grp from t1 group by 1;
|
|
|
|
# The following returns random results as we are sorting on blob addresses
|
|
select group_concat(c order by (select concat(5-t1.c,group_concat(c order by a)) from t2 where t2.a=t1.a)) as grp from t1;
|
|
select group_concat(c order by (select concat(t1.c,group_concat(c)) from t2 where a=t1.a)) as grp from t1;
|
|
|
|
select a,c,(select group_concat(c order by a) from t2 where a=t1.a) as grp from t1 order by grp;
|
|
drop table t1,t2;
|
|
|
|
#
|
|
# group_concat of expression with GROUP BY and external GROUP BY
|
|
#
|
|
CREATE TABLE t1 ( a int );
|
|
CREATE TABLE t2 ( a int );
|
|
INSERT INTO t1 VALUES (1), (2);
|
|
INSERT INTO t2 VALUES (1), (2);
|
|
SELECT GROUP_CONCAT(t1.a*t2.a ORDER BY t2.a) FROM t1, t2 GROUP BY t1.a;
|
|
DROP TABLE t1, t2;
|
|
|
|
#
|
|
# Bug #4035: group_concat() and HAVING
|
|
#
|
|
|
|
CREATE TABLE t1 (a char(4));
|
|
INSERT INTO t1 VALUES ('John'), ('Anna'), ('Bill');
|
|
SELECT GROUP_CONCAT(a SEPARATOR '||') AS names FROM t1
|
|
HAVING names LIKE '%An%';
|
|
SELECT GROUP_CONCAT(a SEPARATOR '###') AS names FROM t1
|
|
HAVING LEFT(names, 1) ='J';
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# check blobs
|
|
#
|
|
|
|
CREATE TABLE t1 ( a int, b TEXT );
|
|
INSERT INTO t1 VALUES (1,'First Row'), (2,'Second Row');
|
|
SELECT GROUP_CONCAT(b ORDER BY b) FROM t1 GROUP BY a;
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# check null values #2
|
|
#
|
|
|
|
CREATE TABLE t1 (A_ID INT NOT NULL,A_DESC CHAR(3) NOT NULL,PRIMARY KEY (A_ID));
|
|
INSERT INTO t1 VALUES (1,'ABC'), (2,'EFG'), (3,'HIJ');
|
|
CREATE TABLE t2 (A_ID INT NOT NULL,B_DESC CHAR(3) NOT NULL,PRIMARY KEY (A_ID,B_DESC));
|
|
INSERT INTO t2 VALUES (1,'A'),(1,'B'),(3,'F');
|
|
SELECT t1.A_ID, GROUP_CONCAT(t2.B_DESC) AS B_DESC FROM t1 LEFT JOIN t2 ON t1.A_ID=t2.A_ID GROUP BY t1.A_ID ORDER BY t1.A_DESC;
|
|
DROP TABLE t1;
|
|
DROP TABLE t2;
|
|
|
|
#
|
|
# blobs
|
|
#
|
|
|
|
create table t1 (a int, b text);
|
|
insert into t1 values (1, 'bb'), (1, 'ccc'), (1, 'a'), (1, 'bb'), (1, 'ccc');
|
|
insert into t1 values (2, 'BB'), (2, 'CCC'), (2, 'A'), (2, 'BB'), (2, 'CCC');
|
|
select group_concat(b) from t1 group by a;
|
|
select group_concat(distinct b) from t1 group by a;
|
|
select group_concat(b order by b) from t1 group by a;
|
|
select group_concat(distinct b order by b) from t1 group by a;
|
|
set local group_concat_max_len=4;
|
|
select group_concat(b) from t1 group by a;
|
|
select group_concat(distinct b) from t1 group by a;
|
|
select group_concat(b order by b) from t1 group by a;
|
|
select group_concat(distinct b order by b) from t1 group by a;
|
|
|
|
#
|
|
# long blobs
|
|
#
|
|
|
|
insert into t1 values (1, concat(repeat('1', 300), '2')),
|
|
(1, concat(repeat('1', 300), '2')), (1, concat(repeat('0', 300), '1')),
|
|
(2, concat(repeat('1', 300), '2')), (2, concat(repeat('1', 300), '2')),
|
|
(2, concat(repeat('0', 300), '1'));
|
|
set local group_concat_max_len=1024;
|
|
select group_concat(b) from t1 group by a;
|
|
select group_concat(distinct b) from t1 group by a;
|
|
select group_concat(b order by b) from t1 group by a;
|
|
select group_concat(distinct b order by b) from t1 group by a;
|
|
set local group_concat_max_len=400;
|
|
select group_concat(b) from t1 group by a;
|
|
select group_concat(distinct b) from t1 group by a;
|
|
select group_concat(b order by b) from t1 group by a;
|
|
select group_concat(distinct b order by b) from t1 group by a;
|
|
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug#10201
|
|
#
|
|
create table t1 (a varchar(255) character set cp1250 collate cp1250_general_ci,
|
|
b varchar(255) character set koi8r);
|
|
insert into t1 values ('xxx','yyy');
|
|
select collation(a) from t1;
|
|
select collation(group_concat(a)) from t1;
|
|
create table t2 select group_concat(a) as a from t1;
|
|
|
|
#Replace default engine value with static engine string
|
|
--replace_result $DEFAULT_ENGINE ENGINE
|
|
show create table t2;
|
|
select collation(group_concat(a,_koi8r'test')) from t1;
|
|
--error 1267
|
|
select collation(group_concat(a,_koi8r 0xC1C2)) from t1;
|
|
--error 1267
|
|
select collation(group_concat(a,b)) from t1;
|
|
drop table t1;
|
|
drop table t2;
|
|
|
|
#
|
|
# Bug #12829
|
|
# Cannot convert the charset of a GROUP_CONCAT result
|
|
#
|
|
CREATE TABLE t1 (a CHAR(10) CHARACTER SET cp850);
|
|
INSERT INTO t1 VALUES ('À');
|
|
SELECT a FROM t1;
|
|
SELECT GROUP_CONCAT(a) FROM t1;
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# bug #7769: group_concat returning null is checked in having
|
|
#
|
|
CREATE TABLE t1 (id int);
|
|
SELECT GROUP_CONCAT(id) AS gc FROM t1 HAVING gc IS NULL;
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# Bug #8656: Crash with group_concat on alias in outer table
|
|
#
|
|
create table t2 (a int, b int);
|
|
insert into t2 values (1,1), (2,2);
|
|
select b x, (select group_concat(b) from t2) from t2;
|
|
drop table t2;
|
|
|
|
#
|
|
# Bug #7405: problems with rollup
|
|
#
|
|
|
|
create table t1 (d int not null auto_increment,primary key(d), a int, b int, c int);
|
|
insert into t1(a,b) values (1,3), (1,4), (1,2), (2,7), (1,1), (1,2), (2,3), (2,3);
|
|
|
|
--disable_query_log
|
|
--disable_result_log
|
|
ANALYZE TABLE t1;
|
|
--enable_result_log
|
|
--enable_query_log
|
|
|
|
select d,a,b from t1 order by a;
|
|
explain select a, group_concat(b) from t1 group by a with rollup;
|
|
select a, group_concat(b) from t1 group by a with rollup;
|
|
select a, group_concat(distinct b) from t1 group by a with rollup;
|
|
select a, group_concat(b order by b) from t1 group by a with rollup;
|
|
select a, group_concat(distinct b order by b) from t1 group by a with rollup;
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug #6475
|
|
#
|
|
create table t1 (a char(3), b char(20), primary key (a, b));
|
|
insert into t1 values ('ABW', 'Dutch'), ('ABW', 'English');
|
|
select group_concat(a) from t1 group by b;
|
|
drop table t1;
|
|
#
|
|
# Bug #12095: GROUP_CONCAT for one row table
|
|
#
|
|
|
|
CREATE TABLE t1 (
|
|
aID smallint(5) unsigned NOT NULL auto_increment,
|
|
sometitle varchar(255) NOT NULL default '',
|
|
bID smallint(5) unsigned NOT NULL,
|
|
PRIMARY KEY (aID),
|
|
UNIQUE KEY sometitle (sometitle)
|
|
);
|
|
INSERT INTO t1 SET sometitle = 'title1', bID = 1;
|
|
INSERT INTO t1 SET sometitle = 'title2', bID = 1;
|
|
|
|
CREATE TABLE t2 (
|
|
bID smallint(5) unsigned NOT NULL auto_increment,
|
|
somename varchar(255) NOT NULL default '',
|
|
PRIMARY KEY (bID),
|
|
UNIQUE KEY somename (somename)
|
|
);
|
|
INSERT INTO t2 SET somename = 'test';
|
|
|
|
SELECT COUNT(*), GROUP_CONCAT(DISTINCT t2.somename SEPARATOR ' |')
|
|
FROM t1 JOIN t2 ON t1.bID = t2.bID;
|
|
INSERT INTO t2 SET somename = 'test2';
|
|
SELECT COUNT(*), GROUP_CONCAT(DISTINCT t2.somename SEPARATOR ' |')
|
|
FROM t1 JOIN t2 ON t1.bID = t2.bID;
|
|
DELETE FROM t2 WHERE somename = 'test2';
|
|
SELECT COUNT(*), GROUP_CONCAT(DISTINCT t2.somename SEPARATOR ' |')
|
|
FROM t1 JOIN t2 ON t1.bID = t2.bID;
|
|
|
|
DROP TABLE t1,t2;
|
|
|
|
#
|
|
# Bug #12861 hang with group_concat insubquery FROM DUAL
|
|
#
|
|
select * from (select group_concat('c') from DUAL) t;
|
|
|
|
#
|
|
# Bug #12859 group_concat in subquery cause incorrect not null
|
|
#
|
|
create table t1 ( a int not null default 0);
|
|
select * from (select group_concat(a) from t1) t2;
|
|
select group_concat('x') UNION ALL select 1;
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug #12863 : missing separators after first empty cancatanated elements
|
|
#
|
|
|
|
CREATE TABLE t1 (id int, a varchar(9));
|
|
INSERT INTO t1 VALUES
|
|
(2, ''), (1, ''), (2, 'x'), (1, 'y'), (3, 'z'), (3, '');
|
|
|
|
SELECT GROUP_CONCAT(a) FROM t1;
|
|
SELECT GROUP_CONCAT(a ORDER BY a) FROM t1;
|
|
|
|
SELECT GROUP_CONCAT(a) FROM t1 GROUP BY id;
|
|
SELECT GROUP_CONCAT(a ORDER BY a) FROM t1 GROUP BY id;
|
|
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# Bug #15560: GROUP_CONCAT wasn't ready for WITH ROLLUP queries
|
|
#
|
|
create table t1(f1 int);
|
|
insert into t1 values(1),(2),(3);
|
|
select f1, group_concat(f1+1) from t1 group by f1 with rollup;
|
|
select count(distinct (f1+1)) from t1 group by f1 with rollup;
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug#14169 type of group_concat() result changed to blob if tmp_table was used
|
|
#
|
|
create table t1 (f1 int unsigned, f2 varchar(255));
|
|
insert into t1 values (1,repeat('a',255)),(2,repeat('b',255));
|
|
--enable_metadata
|
|
select f2,group_concat(f1) from t1 group by f2;
|
|
--disable_metadata
|
|
drop table t1;
|
|
|
|
# End of 4.1 tests
|
|
|
|
#
|
|
# Bug#8568 "GROUP_CONCAT returns string, unless in a UNION in which case
|
|
# returns BLOB": add a test case, the bug can not be repeated any more.
|
|
#
|
|
|
|
set names latin1;
|
|
create table t1 (a char, b char);
|
|
insert into t1 values ('a', 'a'), ('a', 'b'), ('b', 'a'), ('b', 'b');
|
|
create table t2 select group_concat(b) as a from t1 where a = 'a';
|
|
create table t3 (select group_concat(a) as a from t1 where a = 'a') union
|
|
(select group_concat(b) as a from t1 where a = 'b');
|
|
select charset(a) from t2;
|
|
select charset(a) from t3;
|
|
drop table t1, t2, t3;
|
|
set names default;
|
|
|
|
#
|
|
# Bug#18281 group_concat changes charset to binary
|
|
#
|
|
create table t1 (c1 varchar(10), c2 int);
|
|
select charset(group_concat(c1 order by c2)) from t1;
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug #16712: group_concat returns odd string instead of intended result
|
|
#
|
|
CREATE TABLE t1 (a INT(10), b LONGTEXT, PRIMARY KEY (a));
|
|
|
|
SET GROUP_CONCAT_MAX_LEN = 20000000;
|
|
|
|
INSERT INTO t1 VALUES (1,REPEAT(CONCAT('A',CAST(CHAR(0) AS BINARY),'B'), 40000));
|
|
INSERT INTO t1 SELECT a + 1, b FROM t1;
|
|
|
|
SELECT a, CHAR_LENGTH(b) FROM t1;
|
|
SELECT CHAR_LENGTH( GROUP_CONCAT(b) ) FROM t1;
|
|
SET GROUP_CONCAT_MAX_LEN = 1024;
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# Bug #22015: crash with GROUP_CONCAT over a derived table that
|
|
# returns the results of aggregation by GROUP_CONCAT
|
|
#
|
|
|
|
CREATE TABLE t1 (a int, b int);
|
|
|
|
INSERT INTO t1 VALUES (2,1), (1,2), (2,2), (1,3);
|
|
|
|
SELECT GROUP_CONCAT(a), x
|
|
FROM (SELECT a, GROUP_CONCAT(b) x FROM t1 GROUP BY a) AS s
|
|
GROUP BY x;
|
|
|
|
DROP TABLE t1;
|
|
#
|
|
# Bug#23451 GROUP_CONCAT truncates a multibyte utf8 character
|
|
#
|
|
set names utf8;
|
|
create table t1
|
|
(
|
|
x text character set utf8 not null,
|
|
y integer not null
|
|
);
|
|
insert into t1 values (repeat('a', 1022), 0), (repeat(_utf8 0xc3b7, 4), 0);
|
|
let $1= 10;
|
|
while ($1)
|
|
{
|
|
eval set group_concat_max_len= 1022 + $1;
|
|
--disable_result_log
|
|
select @x:=group_concat(x) from t1 group by y;
|
|
--enable_result_log
|
|
select @@group_concat_max_len, length(@x), char_length(@x), right(@x,12), right(HEX(@x),12);
|
|
dec $1;
|
|
}
|
|
drop table t1;
|
|
set group_concat_max_len=1024;
|
|
set names latin1;
|
|
|
|
#
|
|
# Bug#14169 type of group_concat() result changed to blob if tmp_table was used
|
|
#
|
|
create table t1 (f1 int unsigned, f2 varchar(255));
|
|
insert into t1 values (1,repeat('a',255)),(2,repeat('b',255));
|
|
--enable_metadata
|
|
select f2,group_concat(f1) from t1 group by f2;
|
|
--disable_metadata
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug #26815: Unexpected built-in function behavior: group_concat(distinct
|
|
# substring_index())
|
|
#
|
|
CREATE TABLE t1(a TEXT, b CHAR(20));
|
|
INSERT INTO t1 VALUES ("one.1","one.1"),("two.2","two.2"),("one.3","one.3");
|
|
SELECT GROUP_CONCAT(DISTINCT UCASE(a)) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT UCASE(b)) FROM t1;
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# Bug #28273: GROUP_CONCAT and ORDER BY: No warning when result gets truncated.
|
|
#
|
|
CREATE TABLE t1( a VARCHAR( 10 ), b INT );
|
|
INSERT INTO t1 VALUES ( repeat( 'a', 10 ), 1),
|
|
( repeat( 'b', 10 ), 2);
|
|
SET group_concat_max_len = 20;
|
|
SELECT GROUP_CONCAT( a ) FROM t1;
|
|
SELECT GROUP_CONCAT( DISTINCT a ) FROM t1;
|
|
SELECT GROUP_CONCAT( a ORDER BY b ) FROM t1;
|
|
SELECT GROUP_CONCAT( DISTINCT a ORDER BY b ) FROM t1;
|
|
SET group_concat_max_len = DEFAULT;
|
|
DROP TABLE t1;
|
|
# Bug #23856:GROUP_CONCAT and ORDER BY: junk from previous rows for query on I_S
|
|
#
|
|
SET group_concat_max_len= 65535;
|
|
CREATE TABLE t1( a TEXT, b INTEGER );
|
|
INSERT INTO t1 VALUES ( 'a', 0 ), ( 'b', 1 );
|
|
SELECT GROUP_CONCAT( a ORDER BY b ) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a ORDER BY b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a) FROM t1;
|
|
SET group_concat_max_len= 10;
|
|
SELECT GROUP_CONCAT(a ORDER BY b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a ORDER BY b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a) FROM t1;
|
|
|
|
SET group_concat_max_len= 65535;
|
|
CREATE TABLE t2( a TEXT );
|
|
INSERT INTO t2 VALUES( REPEAT( 'a', 5000 ) );
|
|
INSERT INTO t2 VALUES( REPEAT( 'b', 5000 ) );
|
|
INSERT INTO t2 VALUES( REPEAT( 'a', 5000 ) );
|
|
SELECT LENGTH( GROUP_CONCAT( DISTINCT a ) ) FROM t2;
|
|
|
|
CREATE TABLE t3( a TEXT, b INT );
|
|
INSERT INTO t3 VALUES( REPEAT( 'a', 65534 ), 1 );
|
|
INSERT INTO t3 VALUES( REPEAT( 'a', 65535 ), 2 );
|
|
INSERT IGNORE INTO t3 VALUES( REPEAT( 'a', 65536 ), 3 );
|
|
SELECT LENGTH( GROUP_CONCAT( a ) ) FROM t3 WHERE b = 1;
|
|
SELECT LENGTH( GROUP_CONCAT( a ) ) FROM t3 WHERE b = 2;
|
|
SELECT LENGTH( GROUP_CONCAT( a ) ) FROM t3 WHERE b = 3;
|
|
|
|
SET group_concat_max_len= DEFAULT;
|
|
DROP TABLE t1, t2, t3;
|
|
|
|
#
|
|
# Bug#29850: Wrong charset of the GROUP_CONCAT result when the select employs
|
|
# a temporary table.
|
|
#
|
|
set names latin1;
|
|
create table t1 (id int, name varchar(20)) DEFAULT CHARSET=utf8;
|
|
insert into t1 (id, name) values (1, "óra");
|
|
insert into t1 (id, name) values (2, "óra");
|
|
select b.id, group_concat(b.name) from t1 a, t1 b group by b.id;
|
|
drop table t1;
|
|
|
|
#
|
|
# Bug #31154: group_concat() and bit fields;
|
|
#
|
|
create table t1(a bit not null);
|
|
insert ignore into t1 values (), (), ();
|
|
select group_concat(distinct a) from t1;
|
|
select group_concat(distinct a order by a) from t1;
|
|
drop table t1;
|
|
|
|
create table t1(a bit(2) not null);
|
|
insert into t1 values (1), (0), (0), (3), (1);
|
|
select group_concat(distinct a) from t1;
|
|
select group_concat(distinct a order by a) from t1;
|
|
select group_concat(distinct a order by a desc) from t1;
|
|
drop table t1;
|
|
|
|
create table t1(a bit(2), b varchar(10), c bit);
|
|
insert into t1 values (1, 'a', 0), (0, 'b', 1), (0, 'c', 0), (3, 'd', 1),
|
|
(1, 'e', 1), (3, 'f', 1), (0, 'g', 1);
|
|
select group_concat(distinct a, c) from t1;
|
|
select group_concat(distinct a, c order by a) from t1;
|
|
select group_concat(distinct a, c) from t1;
|
|
select group_concat(distinct a, c order by a, c) from t1;
|
|
select group_concat(distinct a, c order by a desc, c desc) from t1;
|
|
|
|
drop table t1;
|
|
|
|
|
|
#
|
|
# Bug#30897 GROUP_CONCAT returns extra comma on empty fields
|
|
#
|
|
create table t1 (f1 char(20));
|
|
insert into t1 values (''),('');
|
|
select group_concat(distinct f1) from t1;
|
|
select group_concat(f1) from t1;
|
|
drop table t1;
|
|
# Bug#32798: DISTINCT in GROUP_CONCAT clause fails when ordering by a column
|
|
# with null values
|
|
#'
|
|
CREATE TABLE t1 (a INT, b INT);
|
|
|
|
INSERT INTO t1 VALUES (1, 1), (2, 2), (2, 3);
|
|
|
|
SELECT GROUP_CONCAT(DISTINCT a ORDER BY b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a ORDER BY b DESC) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a) FROM t1;
|
|
|
|
SELECT GROUP_CONCAT(DISTINCT a + 1 ORDER BY 3 - b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a + 1 ORDER BY b) FROM t1;
|
|
SELECT GROUP_CONCAT(a ORDER BY 3 - b) FROM t1;
|
|
|
|
CREATE TABLE t2 (a INT, b INT, c INT, d INT);
|
|
|
|
# There is one duplicate in the expression list: 1,10
|
|
# There is one duplicate in ORDER BY list, but that shouldnt matter: 1,10
|
|
INSERT INTO t2 VALUES (1,1, 1,1), (1,1, 2,2), (1,2, 2,1), (2,1, 1,2);
|
|
|
|
SELECT GROUP_CONCAT(DISTINCT a, b ORDER BY c, d) FROM t2;
|
|
SELECT GROUP_CONCAT(DISTINCT a, b ORDER BY d, c) FROM t2;
|
|
|
|
CREATE TABLE t3 (a INT, b INT, c INT);
|
|
|
|
INSERT INTO t3 VALUES (1, 1, 1), (2, 1, 2), (3, 2, 1);
|
|
|
|
SELECT GROUP_CONCAT(DISTINCT a, b ORDER BY b, c) FROM t3;
|
|
SELECT GROUP_CONCAT(DISTINCT a, b ORDER BY c, b) FROM t3;
|
|
|
|
SELECT GROUP_CONCAT(DISTINCT a, b ORDER BY a, b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT b, a ORDER BY a, b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a, b ORDER BY b, a) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT b, a ORDER BY a, b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a ORDER BY a, b) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT b ORDER BY b, a) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT a, b ORDER BY a) FROM t1;
|
|
SELECT GROUP_CONCAT(DISTINCT b, a ORDER BY b) FROM t1;
|
|
|
|
DROP TABLE t1, t2, t3;
|
|
|
|
#
|
|
# Bug #34747: crash in debug assertion check after derived table
|
|
#
|
|
CREATE TABLE t1(a INT);
|
|
INSERT INTO t1 VALUES (),();
|
|
SELECT s1.d1 FROM
|
|
(
|
|
SELECT
|
|
t1.a as d1,
|
|
GROUP_CONCAT(DISTINCT t1.a) AS d2
|
|
FROM
|
|
t1 AS t1,
|
|
t1 AS t2
|
|
GROUP BY 1
|
|
) AS s1;
|
|
DROP TABLE t1;
|
|
|
|
#
|
|
# Bug #35298: GROUP_CONCAT with DISTINCT can crash the server
|
|
#
|
|
|
|
CREATE TABLE t1 (a INT);
|
|
CREATE TABLE t2 (a INT);
|
|
|
|
INSERT INTO t1 VALUES(1);
|
|
|
|
SELECT GROUP_CONCAT(DISTINCT t2.a) FROM t1 LEFT JOIN t2 ON t2.a = t1.a GROUP BY t1.a;
|
|
|
|
DROP TABLE t1, t2;
|
|
|
|
#
|
|
# Bug #36024: group_concat distinct in subquery crash
|
|
#
|
|
|
|
CREATE TABLE t1 (a INT, KEY(a));
|
|
CREATE TABLE t2 (b INT);
|
|
|
|
INSERT INTO t1 VALUES (NULL), (8), (2);
|
|
INSERT INTO t2 VALUES (4), (10);
|
|
|
|
SELECT 1 FROM t1 WHERE t1.a NOT IN
|
|
(
|
|
SELECT GROUP_CONCAT(DISTINCT t1.a)
|
|
FROM t1 WHERE t1.a IN
|
|
(
|
|
SELECT b FROM t2
|
|
)
|
|
AND NOT t1.a >= (SELECT t1.a FROM t1 LIMIT 1)
|
|
GROUP BY t1.a
|
|
);
|
|
|
|
DROP TABLE t1, t2;
|
|
|
|
#
|
|
# Bug #49487: crash with explain and group_concat in a derived table
|
|
#
|
|
|
|
CREATE TABLE t1 (f1 INT);
|
|
INSERT INTO t1 VALUES (),();
|
|
|
|
EXPLAIN SELECT 1 FROM
|
|
(SELECT DISTINCT GROUP_CONCAT(td.f1) FROM t1,t1 AS td GROUP BY td.f1) AS d,t1;
|
|
|
|
SELECT 1 FROM
|
|
(SELECT DISTINCT GROUP_CONCAT(td.f1) FROM t1,t1 AS td GROUP BY td.f1) AS d,t1;
|
|
|
|
DROP TABLE t1;
|
|
|
|
--echo End of 5.0 tests
|
|
|
|
--echo #
|
|
--echo # Bug #52397: another crash with explain and group_concat
|
|
--echo #
|
|
CREATE TABLE t1 (a INT);
|
|
INSERT INTO t1 VALUES (0), (0);
|
|
EXPLAIN SELECT 1 FROM
|
|
(SELECT GROUP_CONCAT(t1.a ORDER BY t1.a ASC) FROM
|
|
t1 t2, t1 GROUP BY t1.a) AS d;
|
|
DROP TABLE t1;
|
|
|
|
|
|
--echo End of 5.0 tests
|
|
|
|
|
|
--echo #
|
|
--echo # Bug #54476: crash when group_concat and 'with rollup' in prepared statements
|
|
--echo #
|
|
|
|
CREATE TABLE t1 (a INT);
|
|
INSERT INTO t1 VALUES (1), (2);
|
|
|
|
PREPARE stmt FROM "SELECT GROUP_CONCAT(t1.a ORDER BY t1.a) FROM t1 JOIN t1 t2 GROUP BY t1.a WITH ROLLUP";
|
|
EXECUTE stmt;
|
|
EXECUTE stmt;
|
|
|
|
DEALLOCATE PREPARE stmt;
|
|
DROP TABLE t1;
|
|
|
|
--echo #
|
|
--echo # Bug#57194 group_concat cause crash and/or invalid memory reads with type errors
|
|
--echo #
|
|
|
|
CREATE TABLE t1(f1 int);
|
|
INSERT INTO t1 values (0),(0);
|
|
--disable_ps_protocol
|
|
--error ER_ILLEGAL_VALUE_FOR_TYPE
|
|
SELECT POLYGON((SELECT 1 FROM (SELECT 1 IN (GROUP_CONCAT(t1.f1)) FROM t1, t1 t GROUP BY t.f1 ) d));
|
|
--enable_ps_protocol
|
|
DROP TABLE t1;
|
|
|
|
--echo #
|
|
--echo # Bug#58396 group_concat and explain are still crashy
|
|
--echo #
|
|
|
|
CREATE TABLE t1(a INT);
|
|
--error ER_UNKNOWN_ERROR
|
|
EXPLAIN SELECT UPDATEXML('1', a, '1')
|
|
FROM t1 ORDER BY (SELECT GROUP_CONCAT(1) FROM t1);
|
|
SHOW WARNINGS;
|
|
DROP TABLE t1;
|
|
|
|
--echo End of 5.1 tests
|
|
|
|
|
|
#
|
|
# Bug#36785: Wrong error message when group_concat() exceeds max length
|
|
#
|
|
|
|
--disable_warnings
|
|
DROP TABLE IF EXISTS t1, t2;
|
|
--enable_warnings
|
|
|
|
CREATE TABLE t1 (a VARCHAR(6), b INT);
|
|
CREATE TABLE t2 (a VARCHAR(6), b INT);
|
|
|
|
INSERT INTO t1 VALUES ('111111', 1);
|
|
INSERT INTO t1 VALUES ('222222', 2);
|
|
INSERT INTO t1 VALUES ('333333', 3);
|
|
INSERT INTO t1 VALUES ('444444', 4);
|
|
INSERT INTO t1 VALUES ('555555', 5);
|
|
|
|
SET group_concat_max_len = 5;
|
|
SET @old_sql_mode = @@sql_mode, @@sql_mode = 'traditional';
|
|
|
|
SELECT GROUP_CONCAT(a), b FROM t1 GROUP BY b LIMIT 3;
|
|
--error ER_CUT_VALUE_GROUP_CONCAT
|
|
INSERT INTO t2 SELECT GROUP_CONCAT(a), b FROM t1 GROUP BY b;
|
|
UPDATE t1 SET a = '11111' WHERE b = 1;
|
|
UPDATE t1 SET a = '22222' WHERE b = 2;
|
|
--error ER_CUT_VALUE_GROUP_CONCAT
|
|
INSERT INTO t2 SELECT GROUP_CONCAT(a), b FROM t1 GROUP BY b;
|
|
|
|
SET group_concat_max_len = DEFAULT;
|
|
SET @@sql_mode = @old_sql_mode;
|
|
DROP TABLE t1, t2;
|
|
|
|
--echo #
|
|
--echo # WL#6098 Eliminate GROUP_CONCAT intermediate result limitation.
|
|
--echo # Bug#13387020 GROUP_CONCAT WITH ORDER BY RESULTS ARE TRUNCATED.
|
|
--echo #
|
|
|
|
|
|
SET group_concat_max_len= 9999999;
|
|
CREATE TABLE t1 (f1 LONGTEXT , f2 INTEGER);
|
|
INSERT INTO t1 VALUES (REPEAT('a', 500000), 0), (REPEAT('b', 500000), 1), (REPEAT('c', 500000), 2);
|
|
|
|
SELECT LENGTH(GROUP_CONCAT(f1 ORDER BY f2)) FROM t1;
|
|
SELECT LENGTH(GROUP_CONCAT(DISTINCT f1 ORDER BY f1 DESC)) FROM t1;
|
|
SELECT SUBSTRING(GROUP_CONCAT(DISTINCT f1 ORDER BY f1 DESC), 1, 5) FROM t1;
|
|
SELECT LENGTH(GROUP_CONCAT(DISTINCT f1)) FROM t1;
|
|
|
|
SELECT LENGTH(GROUP_CONCAT(UPPER(f1) ORDER BY f2)) FROM t1;
|
|
SELECT LENGTH(GROUP_CONCAT(DISTINCT UPPER(f1) ORDER BY f1)) FROM t1;
|
|
SELECT SUBSTRING(GROUP_CONCAT(DISTINCT UPPER(f1) ORDER BY f1), 1, 5) FROM t1;
|
|
SELECT LENGTH(GROUP_CONCAT(DISTINCT UPPER(f1))) FROM t1;
|
|
|
|
CREATE TABLE t2 SELECT GROUP_CONCAT(f1 order by f2) FROM t1;
|
|
|
|
#Replace default engine value with static engine string
|
|
--replace_result $DEFAULT_ENGINE ENGINE
|
|
SHOW CREATE TABLE t2;
|
|
DROP TABLE t2;
|
|
|
|
CREATE TABLE t2 SELECT GROUP_CONCAT(UPPER(f1) ORDER BY f2) FROM t1;
|
|
|
|
#Replace default engine value with static engine string
|
|
--replace_result $DEFAULT_ENGINE ENGINE
|
|
SHOW CREATE TABLE t2;
|
|
DROP TABLE t2;
|
|
|
|
SET group_concat_max_len= DEFAULT;
|
|
SELECT LENGTH(GROUP_CONCAT(f1 ORDER BY f2)) FROM t1;
|
|
|
|
SET group_concat_max_len= 499999;
|
|
SELECT LENGTH(GROUP_CONCAT(f1 ORDER BY f2)) FROM t1 WHERE f2 = 0;
|
|
SELECT LENGTH(GROUP_CONCAT(f1 ORDER BY f2)) FROM t1 GROUP BY f2;
|
|
|
|
INSERT INTO t1 VALUES (REPEAT('a', 499999), 3), (REPEAT('b', 500000), 4);
|
|
SELECT LENGTH(GROUP_CONCAT(f1 ORDER BY f2)) FROM t1 GROUP BY f2;
|
|
|
|
DROP TABLE t1;
|
|
SET group_concat_max_len= DEFAULT;
|
|
|
|
--echo End of 5.6 tests
|
|
|
|
--echo #
|
|
--echo # Bug #25331425: DISTINCT CLAUSE DOES NOT WORK IN GROUP_CONCAT
|
|
--echo #
|
|
|
|
CREATE TABLE t1 (a VARCHAR(1000), b INT);
|
|
INSERT INTO t1 VALUES ('a', 1), ('b', 2), ('a', 3), ('b', 5), ('c', 5);
|
|
|
|
let query1= SELECT GROUP_CONCAT(DISTINCT a) FROM t1;
|
|
let query2= SELECT GROUP_CONCAT(DISTINCT a), b FROM t1 GROUP BY b;
|
|
|
|
eval $query1;
|
|
eval $query2;
|
|
|
|
SET @@tmp_table_size=1024;
|
|
eval $query1;
|
|
eval $query2;
|
|
|
|
SET @@tmp_table_size=default;
|
|
DROP TABLE t1;
|
|
|
|
--echo #
|
|
--echo # Bug #25050090: LIMITATION @@GROUP_CONCAT_MAX_LEN IS NOT RESPECTED
|
|
--echo #
|
|
|
|
SET group_concat_max_len= 50;
|
|
CREATE TABLE t1 (c VARCHAR(40) NULL DEFAULT NULL) CHARACTER SET utf8mb4;
|
|
|
|
CREATE TABLE t2 AS SELECT GROUP_CONCAT(t.c) as c FROM t1 t;
|
|
SHOW CREATE TABLE t2;
|
|
|
|
CREATE TABLE t3 AS SELECT GROUP_CONCAT(t.c) as c
|
|
FROM t1 t
|
|
UNION
|
|
SELECT '' as c;
|
|
SHOW CREATE TABLE t3;
|
|
|
|
|
|
INSERT INTO t1 VALUES ('abcdefghijk'), ('pqrstuvwxyz'), ('124567890'), ('010011000111');
|
|
INSERT INTO t1 VALUES ('abcdefghijk'), ('pqrstuvwxyz'), ('124567890'), ('010011000111');
|
|
|
|
SELECT GROUP_CONCAT(t.c) as c
|
|
FROM t1 t;
|
|
|
|
SELECT GROUP_CONCAT(t.c) as c
|
|
FROM t1 t
|
|
UNION
|
|
SELECT '' as c;
|
|
|
|
|
|
SET group_concat_max_len= DEFAULT;
|
|
DROP TABLE t1, t2, t3;
|
|
|