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Fix DatePlayed sorting performance

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Shadowghost
2026-07-24 20:52:24 +02:00
parent 9aa79682ba
commit f2f66606d7
6 changed files with 1876 additions and 19 deletions
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Jellyfin.Server.Implementations/Item/BaseItemRepository.TranslateQuery.cs
+13 -10
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@@ -560,16 +560,19 @@ public sealed partial class BaseItemRepository
// Only in-progress siblings can eliminate a candidate: a version without progress has a NULL max LastPlayedDate,
// which is never greater and never ties. Restricting the sibling scan to the in-progress set keeps this bounded by
// the user's Continue Watching count instead of forcing a full BaseItems scan (COALESCE keys are non-indexable) per row.
baseQuery = baseQuery.Where(e => e.Type == seriesTypeName || !context.BaseItems
.Where(s => s.Id != e.Id
&& inProgressIds.Contains(s.Id)
&& (s.PrimaryVersionId ?? s.Id) == (e.PrimaryVersionId ?? e.Id))
.Any(s =>
inProgress.Where(su => su.ItemId == s.Id).Max(su => su.LastPlayedDate)
> inProgress.Where(eu => eu.ItemId == e.Id).Max(eu => eu.LastPlayedDate)
|| (inProgress.Where(su => su.ItemId == s.Id).Max(su => su.LastPlayedDate)
== inProgress.Where(eu => eu.ItemId == e.Id).Max(eu => eu.LastPlayedDate)
&& s.Id.CompareTo(e.Id) < 0)));
// Items in no version group at all have no sibling that could eliminate them, so short-circuit the scan for those.
baseQuery = baseQuery.Where(e => e.Type == seriesTypeName
|| (e.PrimaryVersionId == null && !context.BaseItems.Any(a => a.PrimaryVersionId == e.Id))
|| !context.BaseItems
.Where(s => s.Id != e.Id
&& inProgressIds.Contains(s.Id)
&& (s.PrimaryVersionId ?? s.Id) == (e.PrimaryVersionId ?? e.Id))
.Any(s =>
inProgress.Where(su => su.ItemId == s.Id).Max(su => su.LastPlayedDate)
> inProgress.Where(eu => eu.ItemId == e.Id).Max(eu => eu.LastPlayedDate)
|| (inProgress.Where(su => su.ItemId == s.Id).Max(su => su.LastPlayedDate)
== inProgress.Where(eu => eu.ItemId == e.Id).Max(eu => eu.LastPlayedDate)
&& s.Id.CompareTo(e.Id) < 0)));
}
else
{