So I have a query like
SELECT * FROM table WHERE id IN (1,2,3) LIMIT 10
Is it possible to limit the number of output for each of element in array like
SELECT * FROM table WHERE id 1 LIMIT 10
SELECT * FROM table WHERE id 2 LIMIT 10
SELECT * FROM table WHERE id 3 LIMIT 10
Yes, you can do it using variables:
SELECT *
FROM (
SELECT *,
@seq := IF(id = @id, @seq + 1,
IF(@id := id, 1, 1)) AS seq
FROM table
CROSS JOIN (SELECT @seq := 0, @id := 0) AS vars
WHERE id IN (1,2,3)
ORDER BY id) AS t
WHERE t.seq <= 10