[SQL ] COUNT出來值依序加總

[allllllll1 (1l1l1l1l)]

SELECT
YEAR A
MONTH A
COUNT B
FROM X
GROUP BY YEAR A , MONTH A
ORDER BY YEAR A , MONTH A

會出現

A  A  B

請問有辦法把B欄位依序加總嗎

SUM(COUNT)會出錯




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