MySQL 8.0

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CREATE TABLE test (
  id INT AUTO_INCREMENT PRIMARY KEY,
  val INT
);
CREATE TRIGGER tr_ins -- save id of the inserted row
AFTER INSERT ON test
FOR EACH ROW
SET @inserted := CONCAT_WS(',', @inserted, NEW.id);
CREATE TRIGGER tr_upd -- save id of the updated row
AFTER UPDATE ON test
FOR EACH ROW
SET @updated := CONCAT_WS(',', @updated, NEW.id);
-- clear user-defined variables which will collect the list of effected rows
SET @inserted := NULL;
SET @updated := NULL;
INSERT INTO test VALUES
(1,1),    -- explicit insert
(NULL,2), -- autogenerated insert
(NULL,3), -- autogenerated insert
(2,4),    -- update
(1,5),    -- update
(2,6),    -- update
(NULL,7), -- autogenerated insert
(5,8),    -- explicit insert
(3,9)     -- update
ON DUPLICATE KEY UPDATE val = VALUES(val);
SELECT * FROM test;
-- see the lists of inserted/updated row's id values
SELECT @inserted, @updated;

Records: 9  Duplicates: 4  Warnings: 1




id
val


1
5

2
6

3
9

4
7

5
8




@inserted
@updated


1,2,3,4,5
2,1,2,3