我希望能够在 Category 表中找到条件为visible = 0
not 在下面的查询结果中的行:
SELECT c.id as cat_id, j.id
FROM category c
LEFT JOIN portfolio_job_category pjc
ON pjc.category_id = c.id
LEFT JOIN job j
ON j.id = pjc.job_id
WHERE c.visible = 0
AND j.end_date > CURRENT_DATE
GROUP BY c.id
有没有办法用来NOT IN
找到这个?
我在下面尝试过,但这会永远循环并崩溃 mysqld
SELECT c.id
FROM category c
WHERE c.id NOT IN
(SELECT c.id as cat_id, j.id
FROM category c
LEFT JOIN portfolio_job_category pjc
ON pjc.category_id = c.id
LEFT JOIN job j
ON j.id = pjc.job_id
WHERE c.visible = 0
AND j.end_date > CURRENT_DATE
GROUP BY c.id)
AND visible = 0