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Db2
Firebird
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Node.js
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Developer-C 11.1
3.0
4.0
10.2
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10.5
10.6
10.7
10.8
10.9
5.5
5.6
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18
11g Release 2
18c
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8.4
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10
11
12
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14
15
16
3.8
3.16
3.27
3.39
2012
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2.11
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Sakila
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AdventureWorks
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AdventureWorks
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CREATE TABLE mytable( id INTEGER NOT NULL PRIMARY KEY ,name VARCHAR(8) NOT NULL ,active INT NOT NULL ); INSERT INTO mytable(id,name,active) VALUES (1,'Name1',1); INSERT INTO mytable(id,name,active) VALUES (2,'Name2',1); INSERT INTO mytable(id,name,active) VALUES (3,'Name3',1); INSERT INTO mytable(id,name,active) VALUES (4,'Name4',1); INSERT INTO mytable(id,name,active) VALUES (5,'Name5',1); INSERT INTO mytable(id,name,active) VALUES (6,'Name6',1); INSERT INTO mytable(id,name,active) VALUES (7,'Name7',1); INSERT INTO mytable(id,name,active) VALUES (8,'Name8',1); INSERT INTO mytable(id,name,active) VALUES (9,'Name9',1);
set @rn = -1; select max(case when rn % 3 = 0 then name end) group1, max(case when rn % 3 = 1 then name end) group2, max(case when rn % 3 = 2 then name end) group3 from ( select name, @rn := @rn + 1 rn from mytable where active = 1 order by name) t group by floor(rn / 3)
group1
group2
group3
Name1
Name2
Name3
Name4
Name5
Name6
Name7
Name8
Name9