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Tag: performance

53 posts · Page 5 of 6

2026-04-18 ef-core dotnet-11 sql-server

EF Core 11 Prunes Unnecessary Reference Joins in Split Queries

EF Core 11 Preview 3 removes redundant to-one joins from split queries and drops unneeded ORDER BY keys. One reported scenario got 29% faster, another 22%. Here is what the SQL now looks like.

2026-04-16 ef-core dotnet-11 performance

EF Core 11 Adds GetEntriesForState to Skip DetectChanges

EF Core 11 Preview 3 introduces ChangeTracker.GetEntriesForState, a state-filtered enumerator that avoids an extra DetectChanges pass in hot paths like SaveChanges interceptors and audit hooks.

2026-04-14 csharp dotnet performance

Building a Microsecond-Latency Database Engine in C#

Loic Baumann's Typhon project targets 1-2 microsecond ACID commits using ref structs, hardware intrinsics, and pinned memory, proving C# can compete at the systems programming level.

2026-04-14 csharp csharp-14 dotnet-10

C# 14 user-defined compound assignment operators: in-place += without the extra allocation

C# 14 lets you overload +=, -=, *=, and friends as void instance methods that mutate the receiver in place, cutting allocations for large value holders like BigInteger-style buffers and tensors.

2026-04-14 csharp dotnet sql-server

How Dapper's Default nvarchar Parameters Silently Kill Your SQL Server Indexes

C# strings sent through Dapper default to nvarchar(4000), forcing SQL Server into implicit conversions and full index scans. Here's how to fix it with DbType.AnsiString.

2026-04-13 dotnet-11 csharp performance

.NET 11 Adds Native Zstandard Compression to System.IO.Compression

.NET 11 Preview 1 ships ZstandardStream, ZstandardEncoder, and ZstandardDecoder in System.IO.Compression, giving you fast, inbox zstd support with no third-party packages.

2026-04-13 rider jetbrains dotnet

Rider 2026.1 Ships an ASM Viewer for JIT, ReadyToRun, and NativeAOT Output

Rider 2026.1 adds a .NET Disassembler plugin that lets you inspect machine code generated by the JIT, ReadyToRun, and NativeAOT compilers without leaving the IDE.

2026-04-08 dotnet aspnetcore dotnet-11

Kestrel Drops Exceptions from Its HTTP/1.1 Parser in .NET 11

Kestrel's HTTP/1.1 request parser in .NET 11 replaces BadHttpRequestException with a result struct, cutting malformed-request overhead by up to 40%.

2026-04-06 dotnet-11 csharp async

.NET 11 Runtime Async Replaces State Machines with Cleaner Stack Traces

Runtime Async in .NET 11 moves async/await handling from compiler-generated state machines into the runtime itself, producing readable stack traces, correct breakpoints, and fewer heap allocations.

2026-02-08 dotnet csharp performance

Polars.NET: a Rust DataFrame engine for .NET 10 that leans on LibraryImport

A new Polars.NET project is trending after a Feb 6, 2026 community post. The headline is simple: a .NET-friendly DataFrame API backed by Rust Polars, with a stable C ABI and LibraryImport-based interop to keep overhead low.