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Db2
Firebird
MariaDB
MySQL
Node.js
Oracle
Postgres
SQLite
SQL Server
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
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
2014
2016
2017
2017 (Linux)
2019
2019 (Linux)
2022
2.11
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 t2 (ID INT primary key,P1 INT,P2 INT ,Items INT )
INSERT INTO t2 VALUES (1,1,1,1)
CREATE TABLe t1 (ID INT primary key,P1 INT,P2 INT ,Items INT )
INSERT INTO t1 VALUES (1,1,2,2)
INSERT IGNORE INTO t2 (ID,P1,P2,Items) SELECT ID,P1,P2, t1sum FROM (SELECT ID,P1,P2,SUM(Items) t1sum FROM t1 GROUP BY ID,P1,P2) t3 ON DUPLICATE KEY UPDATE t2.Items=t3.t1sum
Records: 1 Duplicates: 0 Warnings: 0
SELECT * FROM t2
ID
P1
P2
Items
1
1
1
2