Egor

Hi I have opened an issue to add that, https://issues.hibernatingrhinos.com/issue/RavenDB-19242/Add-nullable-support-to-Client-API-methods-and-parameters

Hi I have opened an issue to add `AsAsyncEnumerable` https://issues.hibernatingrhinos.com/issue/RavenDB-19240/Add-AsAsyncEnumerable-to-RavenQueryableExtensions There is already option for `Select` to return `IRavenQueryable`, you need to add `using Raven.Client.Documents.Linq;` 

When you have high memory usage, you can access directly to `{SERVER_URL}/admin/debug/memory/stats` endpoint, and send us the output from it.

I tried this locally and it seem to be working, Are the `SubsessionId` or `CustomerId` of the first results null ? What version do you use? Can you share a...

you can open a new (short living) session to delete the document, like this: ``` // delete document using (var session = store.OpenSession()) { session.Delete("companies/2"); session.SaveChanges(); }

Try to add `Select()` after the `GroupBy()` and do the `Where()` on `Select()` results. ``` var usersActive = await dbSession.ActivityLessons.GroupBy(g => new { UserId = g.User.Id, OrganizationId = g.Organization!.Id }).Select(x...

Hi I would start from updating both RavenDB Server version & RavenDB.Client nugget to latest stable LTS version [5.4.111](https://hibernatingrhinos.com/builds?product=RavenDB&version=5.4&channel=Stable&pageNr=1) The build you are using is almost 2 years old, so...

test this in debug please

test this in debug please

Hello Unfortunately there is no enough information to answer your question, Please send a unit test: https://ravendb.net/docs/article-page/5.4/Csharp/start/test-driver or hello-world application that demonstrates the issue.