Skip to content

Fix HighestSequenceNr MongoDb query by sorting. #267

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Jul 1, 2022
Merged

Fix HighestSequenceNr MongoDb query by sorting. #267

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 5 additions & 1 deletion src/Akka.Persistence.MongoDb/Journal/MongoDbJournal.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -227,7 +227,11 @@ public override async Task<long> ReadHighestSequenceNrAsync(string persistenceId

var metadataHighestSequenceNrTask = _metadataCollection.Value.Find(filter).Project(x => x.SequenceNr).FirstOrDefaultAsync();

var journalHighestSequenceNrTask = _journalCollection.Value.Find(Builders<JournalEntry>.Filter.Eq(x => x.PersistenceId, persistenceId)).Project(x => x.SequenceNr).FirstOrDefaultAsync();
var journalHighestSequenceNrTask = _journalCollection.Value.Find(Builders<JournalEntry>
.Filter.Eq(x => x.PersistenceId, persistenceId))
.SortByDescending(x => x.SequenceNr)
.Project(x => x.SequenceNr)
.FirstOrDefaultAsync();

// journal data is usually good enough, except in cases when it's been deleted.
await Task.WhenAll(metadataHighestSequenceNrTask, journalHighestSequenceNrTask);
Expand Down