我有M:M关系的视频和播放列表表(playlist_has_video)
例如,如果我在播放列表中添加相同的视频3次,当我尝试从该播放列表中选择视频时,我只得到一个结果(视频),但我需要得到3个结果(视频)。
我的查询是:
$q_videos = Doctrine_Query::create()
->select('V.*, PHV.*')
->distinct(FALSE)
->from('Video V')
->leftJoin('V.VideoSource VS')
->leftJoin('V.PlaylistHasVideo PHV')
->orderBy("PHV.position ASC")
->where('PHV.playlist_id = ? AND V.instance_id = ? AND VS.transcoded = ?', array($this->getObject()->getId(), sfContext::getInstance()->getUser()->getAttribute('instance_id'), 1));
我检查查询日志和它的OK:
SELECT v.id AS v__id, v.published AS v__published, v.share AS v__share, v.public AS v__public, v.title AS v__title, v.description AS v__description, v.thumbnail AS v__thumbnail, v.subtitle AS v__subtitle, v.created_at AS v__created_at, v.updated_at AS v__updated_at, v.views AS v__views, v.highlighted AS v__highlighted, v.created_by AS v__created_by, v.updated_by AS v__updated_by, v.instance_id AS v__instance_id, p.id AS p__id, p.playlist_id AS p__playlist_id, p.video_id AS p__video_id, p.position AS p__position FROM video v LEFT JOIN video_source v2 ON v.id = v2.video_id LEFT JOIN playlist_has_video p ON v.id = p.video_id WHERE (p.playlist_id = '1' AND v.instance_id = '1' AND v2.transcoded = '1') ORDER BY p.position ASC
当在phpMyAdmin中执行这个查询时,它返回给我很好的结果- 3个结果(视频)
Doctrine版本:1.2.3Symfony Version: 1.4.8
有人能帮我吗?
问题是您在Video
上使用leftJoin
。您可以添加->groupBy('PHV.playlist_id')
,设置->from('PlaylistHasVideo PHV')
。