update after insert sql
-- SQL Server (update my_table2 after insert on my_table1)
CREATE TRIGGER trigger_name ON my_table1 FOR INSERT AS
BEGIN
UPDATE my_table2 SET my_col_date = getdate() FROM my_table1
END
-- Oracle (insert into log table after update on my_table)
CREATE OR REPLACE TRIGGER trigger_name AFTER INSERT ON my_table
FOR EACH ROW
BEGIN
INSERT INTO my_log_table (LOG_DATE, ACTION) VALUES (SYSDATE, 'Changed');
END;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);insert or update sql query
INSERT INTO devices(id,name)
VALUES
(4,'Central Printer')
ON DUPLICATE KEY UPDATE name = 'Central Printer';Copyright © 2021 Codeinu
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