WHERE ? ?? ??? ???? PostgreSQL?? ? ?? ???? ???? ??? ??????
Dec 25, 2024 pm 12:06 PM
PostgreSQL WHERE ?? ??
PostgreSQL?? ?? ??? ??? ?????.
SELECT
COUNT(a.log_id) AS overall_count
FROM
"Log" as a,
"License" as b
WHERE
a.license_id=7
AND
a.license_id=b.license_id
AND
b.limit_call > overall_count
GROUP BY
a.license_id;
ERROR: column "overall_count" does not exist
? ??? ??? ??? ????. WHERE ?? ??? ??? ?? ???? ?? ?? ? "overall_count"? ?????. ? ??? ????? WHERE? ??? ? ?? ?? ??? ????? ??? ??? HAVING ?? ???? ???.
?? ??? ?? JOIN ?? LEFT JOIN? ???? ???. ?? ?? ????? ???? ?? ???? ???? ?? count(b.license_id) ?? count(*)? ?????.
??? ??? ??? ????. ?:
SELECT a.license_id, a.limit_call
, count(b.license_id) AS overall_count
FROM "License" a
LEFT JOIN "Log" b USING (license_id)
WHERE a.license_id = 7
GROUP BY a.license_id
HAVING a.limit_call > count(b.license_id)? ??? WHERE ? ?? ??? ???? PostgreSQL?? ? ?? ???? ???? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
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