108 lines
3.6 KiB
Plaintext
108 lines
3.6 KiB
Plaintext
set default_storage_engine=ndb;
|
||
# ----------------------------------------------------------------------
|
||
# Test of aggregate function GROUP_CONCAT
|
||
# ----------------------------------------------------------------------
|
||
create table t2(j json);
|
||
Warnings:
|
||
Warning 1478 Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
|
||
insert into t2 values (json_array(ST_GeomFromText('LineString(0 0, 1 1, 2 2)')));
|
||
select group_concat(j order by j) from t2;
|
||
group_concat(j order by j)
|
||
[{"type": "LineString", "coordinates": [[0.0, 0.0], [1.0, 1.0], [2.0, 2.0]]}]
|
||
drop table t2;
|
||
create table t (c varchar(20)) charset utf8mb4;
|
||
insert into t values ('\\');
|
||
select char_length(c) from t;
|
||
char_length(c)
|
||
1
|
||
insert into t values (X'0C');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
2
|
||
insert into t values ('"');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
3
|
||
insert into t values ('\a');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
4
|
||
insert into t values ('\b');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
5
|
||
insert into t values ('\t');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
6
|
||
insert into t values ('\n');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
7
|
||
insert into t values ('\r');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
8
|
||
insert into t values (X'10');
|
||
select sum(char_length(c)) from t;
|
||
sum(char_length(c))
|
||
9
|
||
# '\b' and X'10' order equal in the default collation, so order on
|
||
# hex(c) as a tie-breaker to get stable results.
|
||
select group_concat(c order by c, hex(c)) from t;
|
||
group_concat(c order by c, hex(c))
|
||
,, ,
|
||
, ,
|
||
,",\,a
|
||
select char_length(group_concat(c)) from t;
|
||
char_length(group_concat(c))
|
||
17
|
||
select json_quote(group_concat(c order by c, hex(c))) from t;
|
||
json_quote(group_concat(c order by c, hex(c)))
|
||
"\b,\u0010,\t,\n,\f,\r,\",\\,a"
|
||
select char_length(json_quote(group_concat(c))) from t;
|
||
char_length(json_quote(group_concat(c)))
|
||
31
|
||
select convert(group_concat(c) using utf8mb4) =
|
||
json_unquote(group_concat(c)) as should_be_equal from t;
|
||
should_be_equal
|
||
1
|
||
delete from t;
|
||
alter table t add column (j json);
|
||
Warnings:
|
||
Warning 1478 Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
|
||
insert into t values (NULL, NULL);
|
||
select json_quote(c), json_quote(j) from t;
|
||
json_quote(c) json_quote(j)
|
||
NULL NULL
|
||
select json_unquote(c), json_unquote(j) from t;
|
||
json_unquote(c) json_unquote(j)
|
||
NULL NULL
|
||
drop table t;
|
||
create table t(j json, c varchar(20));
|
||
Warnings:
|
||
Warning 1478 Table storage engine 'ndbcluster' does not support the create option 'Binlog of table with BLOB attribute and no PK'
|
||
show create table t;
|
||
Table Create Table
|
||
t CREATE TABLE `t` (
|
||
`j` json DEFAULT NULL,
|
||
`c` varchar(20) DEFAULT NULL
|
||
) ENGINE=ndbcluster DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci
|
||
insert into t values (cast('[1,2,3]' as json), '[a,b,c]');
|
||
insert into t values (cast(7 as json), '7'), (cast(2 as json), '2');
|
||
insert into t values (cast(7 as json), '7'), (cast(2 as json), '2');
|
||
select group_concat(j order by j), group_concat(distinct j order by j), group_concat(c order by c) from t;
|
||
group_concat(j order by j) group_concat(distinct j order by j) group_concat(c order by c)
|
||
[1, 2, 3],2,2,7,7 [1, 2, 3],2,7 [a,b,c],2,2,7,7
|
||
insert into t values (NULL, NULL);
|
||
#
|
||
# Bug#22992666 NULL VALUE IN JSON COLUMN CORRUPTS GROUP_CONCAT
|
||
# WITH ORDER BY CLAUSE
|
||
#
|
||
SELECT GROUP_CONCAT(j ORDER BY j) AS c1,
|
||
GROUP_CONCAT(DISTINCT j ORDER BY j) AS c2,
|
||
GROUP_CONCAT(c ORDER BY c) AS c3
|
||
FROM t;
|
||
c1 c2 c3
|
||
[1, 2, 3],2,2,7,7 [1, 2, 3],2,7 [a,b,c],2,2,7,7
|
||
drop table t;
|