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select version();
version() |
---|
5.7.35 |
CREATE TABLE tableA (
id int primary key
, good_id int
, num int
, created_at date
);
CREATE TABLE tableB (
id int primary key
, good_id int
, num_invoice int
);
INSERT INTO tableA VALUES
(1,1,10,'2021-09-24')
, (2,1, 5,'2021-09-25')
, (3,1, 7,'2021-09-26')
;
INSERT INTO tableB VALUES
(1,1,12)
;
-- For MySQL 5.7
SELECT id, good_id
, num - GREATEST(num - GREATEST(balance, 0), 0) AS num
, created_at
, GREATEST(num - GREATEST(balance, 0), 0) AS invoice_num
FROM (
SELECT t2.id, t2.num
, t2.good_id, t2.created_at
, MIN(o.num_invoice) AS num_invoice
, SUM(t1.num) - MIN(o.num_invoice) AS balance
FROM tableA AS t1
JOIN tableA AS t2
ON t1.good_id = t2.good_id
AND t1.created_at <= t2.created_at
JOIN (
SELECT good_id, SUM(num_invoice) AS num_invoice
FROM tableB
GROUP BY good_id
) AS o
ON o.good_id = t1.good_id
GROUP BY t2.id
) AS cte2
;
id | good_id | num | created_at | invoice_num |
---|---|---|---|---|
1 | 1 | 0 | 2021-09-24 | 10 |
2 | 1 | 3 | 2021-09-25 | 2 |
3 | 1 | 7 | 2021-09-26 | 0 |