Recent content in Andrew Lamb on Andrew A Lamb
After 25 years (yikes!) of hand-coding HTML for my personal website, I
ported the content using the Hugo static site generator and the
 hugo-xmin theme. Thank you Yihui Xie for the template. 
 I went with Hugo because that is what the Apache Parquet site uses,
and I didn’t have any other ideas.
2026-07-20 
 [Apache DataFusion Blog] Optimizing for Almost Sorted Data: Sort Pushdown in Apache DataFusion
 
 
 2026-02-27 
 [Apache Parquet Blog] Variant Type in Apache Parquet for Semi-Structured Data
 
 
 2025-12-11 
 [Apache Arrow Blog] A Practical Dive Into Late Materialization in arrow-rs Parquet Reads
 
 
 2025-10-23 
 [Apache Arrow Blog]…
This page lists my more formal publications in journals and conferences. 
 2025-08-01 
 LiquidCache: Efficient Pushdown Caching for Cloud-Native Data Analytics 
Xiangpeng Hao (University of Wisconsin-Madison), Andrew Lamb (InfluxData),
Yibo Wu (University of Wisconsin-Madison), Andrea Arpaci-Dusseau (University of Wisconsin-Madison),
and Remzi Arpaci-Dusseau (University of…
This page has links to various older things that don’t fit into the other categories. 
 
 
 Old Blog 
 
 
 Six Hertz, Six Bytes 
 
 
 Old Software Projects 
 
 
 MIT Class List 
 
 
 MIT Projects 
 


 Talks and Presentations 
 Podcast Appearances 
 Introduction to DataFusion Talks 
 
 Talks and Presentations 
 2026-07-28 
 Using Sorting in Database Systems 
 Dagstuhl Seminar 26311: Robust Database Queries and Stream Processing: From Ingest to Insights 
(
 slides 
 recording 
) 
 2026-04-20 
 Using Tokio for CPU-Bound Tasks (Works Really…