mysql insert exists update
INSERT INTO table (column_list)
VALUES (value_list)
ON DUPLICATE KEY UPDATE
c1 = v1,
c2 = v2,
...;mysql insert exists update
INSERT INTO table (column_list)
VALUES (value_list)
ON DUPLICATE KEY UPDATE
c1 = v1,
c2 = v2,
...;sql insert or update
-- Oracle: Example for Insert or update in t1 from t2 values
MERGE INTO table1 t1
USING table2 t2
ON (t1.CODE = t2.ID)
WHEN MATCHED THEN
UPDATE SET t1.COL1 = t2.VALUE1
WHEN NOT MATCHED THEN
INSERT (CODE, COL1) VALUES (t2.ID, t2.VALUE1);
-- MySql (makes a INSERT + DELETE if existing)
REPLACE INTO table1 (pk_id, col1) VALUES (5, 'aaaa');
--
INSERT INTO table1 VALUES (key, generation)
ON DUPLICATE KEY UPDATE (key = key, generation = generation + 1);Copyright © 2021 Codeinu
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