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David Anderson

@alpinegizmo.bsky.social

70 followers 96 following 0 posts

Principal Software Practice Lead at Confluent, Committer at Apache Flink

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Reposted by David Anderson

Andy Pavlo @andypavlo.bsky.social · Dec 6

The latest paper from the #1 CMU-DB PhD student @samarchdb.bsky.social is wild compilation magic! He automatically makes UDFs run 300x faster on SQL Server and 1.3x faster on DuckDB.
Code: github.com/SamArch27/PR...
Paper: www.vldb.org/pvldb/vol18/...

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Reposted by David Anderson

Gunnar Morling @gunnarmorling.dev · Nov 8

Very nice: Compact Object Headers targeted as experimental feature to #Java 24! This should yield some nice reduction of the heap size Java apps need. Kudos to Roman Kennke and team!

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Reposted by David McKenzie, David Anderson, Laura Pérez Ortiz

Evan Peck @peck.phd · Nov 20

Trying something new:
A 🧵 on a topic I find many students struggle with: "why do their 📊 look more professional than my 📊?"

It's *lots* of tiny decisions that aren't the defaults in many libraries, so let's break down 1 simple graph by @jburnmurdoch.bsky.social

🔗 www.ft.com/content/73a1...

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Reposted by David Anderson

Martijn Visser @2symbols.com · Nov 18

FLIP-440 with ProcessTableFunction cwiki.apache.org/confluence/p... is probably the #apacheflink FLIP I've been most excited about since the Table API & SQL upgrade FLIP. Having the ability to build your own processing function with the benefits of the SQL ecosystem (query planner, optimizer) ❤️

FLIP-440: User-defined SQL operators / ProcessTableFunction (PTF) - Apache Flink - Apache Software Foundation

cwiki.apache.org

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