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Cosmos: API to materialize entities from raw JSON data

area-cosmos

customer-reported

Status: Open.

Feature

#37542 In dotnet/efcore;

· JoasE opened on Jan 20, 2026

EFOptimizeContext: add support for partial implementations

area-model-building

customer-reported

needs-design

Status: Open.

Feature

#34988 In dotnet/efcore;

· andygjp opened on Oct 26, 2024

Extension point needed after applying migrations programmatically

area-aspire

area-migrations

needs-design

Status: Open.

Feature

#17568 In dotnet/efcore;

· roji opened on Sep 2, 2019

Support cache when creating a sequence

area-model-building

area-relational-mapping

customer-reported

Status: Open.

Feature

#11261 In dotnet/efcore;

· bruceliu2008 opened on Mar 14, 2018

Query: Unnecessary null semantics checks

area-query

Status: Open.

Feature

#16734 In dotnet/efcore;

· divega opened on Jul 25, 2019

Support HasConversion to primitive collection types

area-primitive-collections

area-type-mapping

customer-reported

Status: Open.

Feature

#33688 In dotnet/efcore;

· PascalArdex opened on May 8, 2024

Events and interception (aka lifecycle hooks)

area-global

area-interception

composite-issueA grouping of multiple related issues into one issueA grouping of multiple related issues into one issue

Status: Open.

Feature

#626 In dotnet/efcore;

· divega opened on Sep 4, 2014

Map related entities for JSON columns as owned by convention

area-json

area-model-building

customer-reported

needs-design

Status: Open.

Feature

#30963 In dotnet/efcore;

· xevilmaxx opened on May 24, 2023

ObservableHashSet collection changed notifications

area-change-tracking

customer-reported

Status: Open.

Feature

#12675 In dotnet/efcore;

· sjb-sjb opened on Jul 15, 2018

CROSS APPLY vs. ROW_NUMBER()

area-perf

area-query

customer-reported

Status: Open.

Feature

#30450 In dotnet/efcore;

· verdysh opened on Mar 9, 2023

SplitQuery per-table definition

area-query

customer-reported

Status: Open.

Feature

#29089 In dotnet/efcore;

· gdoron opened on Sep 14, 2022

ExecuteUpdate: Add EF.Default

area-bulkupdate

customer-reported

needs-design

Status: Open.

Feature

#28660 In dotnet/efcore;

· smitpatel opened on Aug 10, 2022

Improve logging around context model caching

area-model-building

Status: Open.

Feature

#11608 In dotnet/efcore;

· SimonCropp opened on Apr 10, 2018

ToQueryString on a split query only shows the first query

area-query

needs-design

Status: Open.

Feature

#22080 In dotnet/efcore;

· ajcvickers opened on Aug 15, 2020

Ability to register IInterceptor without an IDbContextOptionsExtension

area-dbcontext

area-interception

customer-reported

Status: Open.

Feature

#21578 In dotnet/efcore;

· mderriey opened on Jul 10, 2020

Provide a way to force ef to check ConcurrencyToken

area-save-changes

customer-reported

Status: Open.

Feature

#18536 In dotnet/efcore;

· crclz opened on Oct 23, 2019

Add convention type that runs when an entity becomes keyless

area-model-building

Status: Open.

Feature

#17897 In dotnet/efcore;

· AndriySvyryd opened on Sep 18, 2019

Query: Translate DefaultIfEmpty/FirstOrDefault/SingleOrDefault with argument

area-query

ef6-parity

Status: Open.

Feature

#17783 In dotnet/efcore;

· smitpatel opened on Sep 12, 2019

Query optimization: remove inner join from subquery navigation contains

area-query

blocked

Status: Open.

Feature

#4389 In dotnet/efcore;

· mikary opened on Jan 24, 2016

Query regression in preview 9: Combination of GroupBy, aggregate and let throws

area-groupby

area-query

customer-reported

Status: Open.

Feature

#17673 In dotnet/efcore;

· divega opened on Sep 7, 2019

General QueryContext-based mechanism for caching of generated RelationalCommand

area-query

Status: Open.

Feature

#17598 In dotnet/efcore;

· roji opened on Sep 3, 2019

Execute parameter-based optimizations only if the query requires it

area-perf

area-query

Status: Open.

Feature

#17597 In dotnet/efcore;

· roji opened on Sep 3, 2019

Query: improve null conditional simplification

area-query

needs-design

poachable

Status: Open.

Feature

#16050 In dotnet/efcore;

· maumar opened on Jun 12, 2019

Make ignoring query filters more flexible

area-query

customer-reported

Status: Open.

Feature

#17347 In dotnet/efcore;

· taisbak opened on Aug 21, 2019

Cosmos: Cache the generated SQL query and evaluate parameter values lazily

area-cosmos

area-perf

area-query

Status: Open.

Feature

#17297 In dotnet/efcore;

· AndriySvyryd opened on Aug 20, 2019