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Piped-Backend
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Simplify and optimize playlist query.

This commit is contained in:
Kavin 2022-11-18 21:49:05 +00:00
parent d6bfc8f9ae
commit 8d23459406
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1 changed files with 4 additions and 9 deletions
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13
src/main/java/me/kavin/piped/utils/DatabaseHelper.java
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@ -142,16 +142,11 @@ public class DatabaseHelper {
CriteriaBuilder cb = s.getCriteriaBuilder();
CriteriaQuery<PlaylistVideo> cr = cb.createQuery(PlaylistVideo.class);
var root = cr.from(PlaylistVideo.class);
root.fetch("channel", JoinType.RIGHT);
cr.select(root);
var sq = cr.subquery(String.class);
{
var sqRoot = sq.from(Playlist.class);
sq.select(sqRoot.get("videos").get("id"))
.where(cb.equal(sqRoot.get("playlist_id"), UUID.fromString(id)));
}
cr.where(root.get("id").in(sq));
root.fetch("channel", JoinType.LEFT);
var plRoot = cr.from(Playlist.class);
cr.where(cb.equal(plRoot.get("playlist_id"), UUID.fromString(id)));
return s.createQuery(cr).list();
}