Merge pull request #13161 from nextcloud/perf/fix_comments_in_folder_function
Rewrite getNumberOfUnreadCommentsForFolder query
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commit
aad32771f8
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@ -581,27 +581,42 @@ class Manager implements ICommentsManager {
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* @param int $folderId
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* @param IUser $user
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* @return array [$fileId => $unreadCount]
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*
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* @suppress SqlInjectionChecker
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*/
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public function getNumberOfUnreadCommentsForFolder($folderId, IUser $user) {
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$qb = $this->dbConn->getQueryBuilder();
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$query = $qb->select('f.fileid')
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->addSelect($qb->func()->count('c.id', 'num_ids'))
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->from('comments', 'c')
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->innerJoin('c', 'filecache', 'f', $qb->expr()->andX(
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$qb->expr()->eq('c.object_type', $qb->createNamedParameter('files')),
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$qb->expr()->eq('f.fileid', $qb->expr()->castColumn('c.object_id', IQueryBuilder::PARAM_INT))
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->from('filecache', 'f')
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->leftJoin('f', 'comments', 'c', $qb->expr()->eq(
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'f.fileid', $qb->expr()->castColumn('c.object_id', IQueryBuilder::PARAM_INT)
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))
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->leftJoin('c', 'comments_read_markers', 'm', $qb->expr()->andX(
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$qb->expr()->eq('m.object_type', $qb->createNamedParameter('files')),
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$qb->expr()->eq('m.object_id', 'c.object_id'),
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$qb->expr()->eq('m.user_id', $qb->createNamedParameter($user->getUID()))
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->leftJoin('c', 'comments_read_markers', 'm', $qb->expr()->eq(
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'c.object_id', 'm.object_id'
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))
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->andWhere($qb->expr()->eq('f.parent', $qb->createNamedParameter($folderId)))
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->andWhere($qb->expr()->orX(
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$qb->expr()->gt('c.creation_timestamp', 'marker_datetime'),
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$qb->expr()->isNull('marker_datetime')
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))
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->groupBy('f.fileid');
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->where(
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$qb->expr()->andX(
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$qb->expr()->eq('f.parent', $qb->createNamedParameter($folderId)),
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$qb->expr()->orX(
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$qb->expr()->eq('c.object_type', $qb->createNamedParameter('files')),
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$qb->expr()->isNull('c.object_type')
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),
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$qb->expr()->orX(
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$qb->expr()->eq('m.object_type', $qb->createNamedParameter('files')),
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$qb->expr()->isNull('m.object_type')
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),
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$qb->expr()->orX(
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$qb->expr()->eq('m.user_id', $qb->createNamedParameter($user->getUID())),
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$qb->expr()->isNull('m.user_id')
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),
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$qb->expr()->orX(
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$qb->expr()->gt('c.creation_timestamp', 'm.marker_datetime'),
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$qb->expr()->isNull('m.marker_datetime')
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)
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)
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)->groupBy('f.fileid');
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$resultStatement = $query->execute();
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