10 EF Core Performance Mistakes That Ship to Production
If your API is fast with seed data but slows down in production, EF Core is rarely the root cause. It is usually the amplifier. Most teams do not ha…
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Your Reader Cannot Be Stricter Than Your Schema
SingleOrDefault looks like a small query choice. In practice, it is an assertion about your data model: for this predicate, zero or one row may exis…
Never Let Migration Tooling Guess the Database
One of the more dangerous database configuration errors is not a failed connection. It is a successful connection to a database nobody deliberately…
Гибкая фильтрация EF Core с помощью Expression. Часть 2: Roslyn Source Generator
Для своего пет-проекта мне понадобилась удобная система фильтрации, плюс я хотел попрактиковаться в кодогенерации Roslyn. В этой статье расскажу как…
EF Core Migration Bundles: What They Are & Why They Matter
TL;DR A migration bundle packages every pending migration for one DbContext into a single, runtime-targeted executable. No source code or dotnet-ef…
EF Core Mapping for DDD — for Dummies
You built a nice domain model with rules and private properties — but EF Core wants simple classes with public get; set; . Don't worry. This guide s…
I built an audit log for EF Core that can actually undo a change
If you've shipped a few business apps you've probably written the same thing more than once: an audit log. A table that answers "who touched this ro…
Encrypting Application Data in .NET - From AES Basics to Keychains, Rotation, and Searchable Trade-offs
If you have ever shipped a feature that stores personal data - emails, free-text notes, API tokens, identification numbers - you have probably had t…