Mysql从查询中删除
如何删除下面的“图像\媒体\集”和“媒体\集”表 当计数大于1时Mysql从查询中删除,mysql,Mysql,如何删除下面的“图像\媒体\集”和“媒体\集”表 当计数大于1时 SELECT media_set.id, (SELECT COUNT(*) FROM image_media_set WHERE image_media_set.media_set_id = media_set.id) AS imageCount FROM media_set INNER JOIN image_media_set ON medi
SELECT media_set.id,
(SELECT COUNT(*)
FROM image_media_set
WHERE image_media_set.media_set_id = media_set.id) AS imageCount
FROM media_set
INNER JOIN image_media_set
ON media_set.id = image_media_set.media_set_id
WHERE image_media_set.image_id = 6405;
这和总是删除注册表是一样的,不是吗 计数真的有必要吗 试试这个:
DELETE FROM media_set, image_media_set
WHERE image_media_set.media_set_id = media_set.id
AND image_media_set.image_id = 6405;
这和总是删除注册表是一样的,不是吗 计数真的有必要吗 试试这个:
DELETE FROM media_set, image_media_set
WHERE image_media_set.media_set_id = media_set.id
AND image_media_set.image_id = 6405;
我需要删除计数i大于1的位置我需要删除计数i大于1的位置