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Developer-C 11.1
3.0
4.0
10.2
10.3
10.4
10.5
10.6
10.7
10.8
10.9
5.5
5.6
5.7
8.0
18
11g Release 2
18c
21c
23c
8.4
9.3
9.4
9.5
9.6
10
11
12
13
14
15
16
3.8
3.16
3.27
3.39
2012
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2022
2.11
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2.6
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Sakila
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AdventureWorks
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AdventureWorks
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select * from ( select 1, 2, 2 ) t
Duplicate column name '2'
select 1, 2, 2
1
2
2
1
2
2