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Firebird
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Node.js
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Developer-C 11.1
3.0
4.0
10.2
10.3
10.4
10.5
10.6
10.7
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10.9
5.5
5.6
5.7
8.0
18
11g Release 2
18c
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8.4
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9.5
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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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AdventureWorks
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CREATE TABLE myTable ( `ID` INTEGER, `TIME` VARCHAR(1), `AMMOUNT` INTEGER ); INSERT INTO myTable (`ID`, `TIME`, `AMMOUNT`) VALUES ('1', 'x', '5'), ('2', 'y', '1'), ('2', 'y', '3'), ('3', 'z', '1'), ('3', 'z', '2'), ('3', 'z', '3'); select t.Id, t.Time, t.ammount from myTable t inner join (select Id, time, max(ammount) as amt from myTable group by Id, Time) tmp on t.id = tmp.id and t.time = tmp.time and t.ammount = tmp.amt
Id
Time
ammount
1
x
5
2
y
3
3
z
3