MySQL insert row on duplicate key update multiple columns

Question

I have a table (name, date, stat1, stat2, stat3), (name, date) is the PK. When I insert rows, there will be duplicate keys, and I need to sum up th

Answer 1

INSERT INTO tb (name, date, stat1, stat2, stat3)
VALUES (?, ?, ?, ?, ?)
ON DUPLICATE KEY UPDATE stat1 = stat1 + VALUES(stat1), stat2 = stat2 + VALUES(stat2), stat3 = stat3 + VALUES(stat3)