Here are a couple of the most relevant improvements you may want to verify:

• Work on the EF Core in-memory provider was finished and most query features should now be working (the majority of it went into RC1)
• EF Core’s compilation performance was improved significantly for complex queries 

Introduction
Chapter 1 Setting Up
Chapter 2 Domain Model
Chapter 3 Database
Chapter 4 Getting Data from the Database
Chapter 5 Writing Data to the Database
Chapter 6 Spatial Data Types
Chapter 7 Handling Events
Chapter 8 Extending Entity Framework
Chapter 9 Exposing Data to the World
Chapter 10 Tracing and Profiling
Chapter 11 Performance Optimizations
Chapter 12 Common Pitfalls

Clean up some .NET Clutter 

Use natural language to execute SQL queries 

We’re excited to share all the new features and improvements in .NET 8 Preview 5! This release is a follow-up to the Preview 4 release. You’ll continue to see many more features show up with these monthly releases. .NET 6 and 7 users will want to follow this release closely since we have focused on making it a straightforward upgrade path. 

We’re excited to share all the new features and improvements in .NET 8 Preview 4! This release is a follow-up to the Preview 3 release. You’ll continue to see many more features show up with these monthly releases. .NET 6 and 7 users will want to follow this release closely since we have focused on making it a straightforward upgrade path. 

Rider 2022.2 Comes With More C# 11 Features,  Performance Improvements, and Extended Unreal Engine Support 

Productivity + high performance = “.NET Core, make .NET great again!” 

Practical Performance Tips to Make Your HTML/JavaScript Faster