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Allow providers to overwrite structural type scalar property order

customer-reported

Status: Open.

Feature

#38619 In dotnet/efcore;

· JoasE opened on Jul 14, 2026

JSON mapping via complex types is significantly slower than via owned entities for nested hierachies

customer-reported

Status: Open.

#38616 In dotnet/efcore;

· Kaskadee opened on Jul 13, 2026

Exeption when querying json, that happens only on Azure SQL with compatibility level 170

customer-reported

Status: Open.

#38615 In dotnet/efcore;

· KarolStosik opened on Jul 13, 2026

Query: whole non-entity object from a plain (non-aggregated) LeftJoin/DefaultIfEmpty inner is not nulled on no-match

area-query

Status: Open.

Bug

#38608 In dotnet/efcore;

· ajcvickers opened on Jul 10, 2026

·  

Backlog

SqlServer: KeyNotFoundException in RewriteOperations when a temporal table is renamed into the model's default schema

area-migrations

area-sqlserver

area-temporal-tables

regression

Status: Open.

Bug

#38601 In dotnet/efcore;

· sliekens opened on Jul 9, 2026

·  

12.0.0

Cosmos: equality on a hierarchical partition-key prefix is lifted out of WHERE into the partition hint, forgoing the index and scanning the physical partition

area-cosmos

area-query

customer-reported

Status: Open.

Bug

#38598 In dotnet/efcore;

· vitorlinares opened on Jul 9, 2026

·  

12.0.0

Cosmos: Handle late discriminators in materialization

area-cosmos

area-perf

area-query

customer-reported

Status: Open.

Feature

#38576 In dotnet/efcore;

· JoasE opened on Jul 8, 2026

·  

Backlog

Query translation fails when Where references a projection guarded by child != null && grandChild != null

area-query

customer-reported

Status: Open.

Bug

#38565 In dotnet/efcore;

· aheubusch opened on Jul 7, 2026

·  

12.0.0

Running the EFCore.InMemory.FunctionalTests suite produces 22 errors in test cleanup

area-test

Status: Open.

#38558 In dotnet/efcore;

· ajcvickers opened on Jul 5, 2026

·  

11.0.0

Problem with SQLitePCLExtensions.EncryptionSupported and GetNativeLibraryName

area-adonet-sqlite

needs-design

Status: Open.

Task

#38548 In dotnet/efcore;

· ericsink opened on Jul 1, 2026

·  

Backlog

Handle the new Min/Max Span overloads

area-query

Status: Open.

Task

#38508 In dotnet/efcore;

· AndriySvyryd opened on Jun 29, 2026

·  

10.0.12

ExecuteUpdate over projection uses derived-table copy of updated column, causing possible lost updates

area-bulkupdate

customer-reported

Status: Open.

Bug

#38505 In dotnet/efcore;

· Dreamescaper opened on Jun 29, 2026

·  

Backlog