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Firebird
MariaDB
MySQL
Node.js
Oracle
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TimescaleDB
YugabyteDB
Developer-C 11.1
3.0
4.0
10.2
10.3
10.4
10.5
10.6
10.7
10.8
10.9
10.11
11.4
5.5
5.6
5.7
8.0
8.4
18
11g Release 2
18c
21c
23c
8.4
9.3
9.4
9.5
9.6
10
11
12
13
14
15
16
17
2012
2014
2016
2017
2017 (Linux)
2019
2019 (Linux)
2022
3.8
3.16
3.27
3.39
2.11
2.14
2.6
2.8
2.18
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Sakila
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AdventureWorks
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AdventureWorks
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CREATE TABLE YourTable ( "ID" INTEGER, "Data" INTEGER ); INSERT INTO YourTable ("ID", "Data") VALUES ('1', '21'), ('1', '37'), ('1', '86'), ('1', '1'), ('1', '34'), ('1', '77'), ('2', '5'), ('2', '15'), ('2', '29'), ('3', '12'), ('3', '76'), ('3', '54'), ('3', '10');
13 rows affected
SELECT ID, LQ, UQ, IQR = UQ - LQ FROM ( SELECT ID, LQ = PERCENTILE_CONT(0.25) WITHIN GROUP (ORDER BY Data) OVER (PARTITION BY ID), UQ = PERCENTILE_CONT(0.75) WITHIN GROUP (ORDER BY Data) OVER (PARTITION BY ID) FROM YourTable t ) t GROUP BY ID, LQ, UQ;
ID
LQ
UQ
IQR
1
24.25
67
42.75
2
10
22
12
3
11.5
59.5
48