Tag: lakehouse architecture

Iceberg v2 delete files vs v3 deletion vectors. How Roaring bitmaps and per-file vectors transformed merge-on-read perfo...

Apache Iceberg v3 introduces the Variant type for flexible JSON storage with columnar performance. Learn how shredding e...

What the Iceberg v4 dev list tells us about adaptive metadata trees, single-file commits, column updates, and the format...

The agentic AI protocol stack is solidifying in 2026 — MCP for tools, A2A for agents, WebMCP for the web, OSI for semant...

Apache Arrow at 10 — ADBC, Flight SQL, nanoarrow, the AI reinterpretation, and how an in-memory standard eliminated the ...

Apache Parquet in 2026 — variant types, geospatial, ALP encoding, footer redesign, the versioning debate, and how the de...

Apache Polaris as a TLP — federation, credential vending, semantic layers, lineage, and how the open catalog became the ...