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Klaus Aschenbrenner on Muck Rack

Klaus Aschenbrenner

Vienna
As seen in: Packt Hub, SQL Server Central, Developer World - DWX, dotnetpro
CEO & Founder of sqlpassion.at. SQL Server Specialist during the day. Astrophotographer during the night. Triathlete in between. Loves Rust programming.
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Articles

Don’t Miss Out – SQL Server 2025 Unleashed Training Starts Next Monday!

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By Klaus Aschenbrenner
| SQL Server Central
Next Monday, March 9, 2026, my one-day live online training SQL Server 2025 Unleashed: AI, Performance & Beyond will take place! This hands-on training is designed to help DBAs, developers, and consultants deeply understand the new features in SQL Server 2025 – like Vector Search, AI integration, Optimized Locking, and JSON support. If you’re still on the fence – there are still open seats available, but they’re filling up quickly.
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Vektorfunktionen mit pgvector in PostgreSQL

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By Klaus Aschenbrenner
| Developer World - DWX
Lesedauer 6 Min. Indizes & Co. in PostgreSQL, Teil 6 Mit SQL Server 2025 führt Microsoft die Vektorunterstützung als native Engine-Funktion ein: einen integrierten Datentyp VECTOR(dim), spezielle Vektorfunktionen und einen in den Optimierer eng integrierten approximativen Vektorindex.
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Räumliche Daten mit PostGIS in PostgreSQL

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By Klaus Aschenbrenner
| Developer World - DWX
Entwickler, die von SQL Server kommen, gehen oft davon aus, dass die räumlichen Funktionen von PostgreSQL mehr oder weniger genauso aussehen und funktionieren wie die von SQL Server. Schließlich bieten beide Systeme Geometrie- und Geografietypen, unterstützen Entfernungsberechnungen und bieten räumliche Indizes. Diese Annahme ist jedoch nur teilweise richtig.
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