Rusty Conover

Rusty Conover

Data infrastructure engineer and founder of Query.Farm. Building DuckDB extensions, scaling data platforms, and writing about what I learn along the way.

DuckDB Apache Arrow Rust C++ TypeScript

Recent Activity

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9/10

Rusty had an extraordinarily prolific day, juggling 49 commits across 11 repositories while simultaneously playing open-source steward across the DuckDB ecosystem. The spotlight falls on the RPC layer—vgi-rpc-python, vgi-rpc-go, and vgi-rpc-typescript all received multiple releases and steady progress, suggesting a coordinated push toward stability. Behind the scenes, classified operations at classified project, classified project, classified project, and classified project hummed along with their own mysterious agendas. On the community front, Rusty was everywhere: fielding thoughtful feedback on DuckDB's CLI extensibility (issues #21197 and #21201), reviewing and advising on critical adbc_scanner fixes, shepherding improvements through the duckdb/community-extensions pipeline, and providing detailed code review on Apache Arrow.js schema validation PRs. The arrow-js work was particularly hands-on, with multiple review cycles and comment exchanges ensuring data integrity stays rock-solid. A day that balanced deep focus work with genuine community leadership.

49 commits 3 PRs
arrow-js duckdb duckdb adbc_scanner community-extensions community-extensions arrow-js + private
9/10

Rusty was in full release mode today, shipping multiple versions across the vgi-rpc-typescript, vgi-rpc-go, and vgi-rpc-python trinity with a flurry of 53 commits. Behind the scenes, classified operations ramped up across classified project, classified project, classified project, and classified project — undisclosed work that clearly demanded attention. On the open-source front, Rusty provided community stewardship to Apache Arrow's JavaScript implementation, replying to issue #389 and #402 while identifying a new edge case bug in issue #403 around Struct schema handling. Meanwhile, arrow-js and its upstream Apache counterpart received parallel development love, suggesting some careful interoperability work. A day of shipping, supporting, and scheming behind closed doors.

53 commits 2 PRs 2 issues
arrow-js arrow-js + private
8/10

Rusty was a release machine today, shepherding multiple versions of vgi-rpc-typescript and vgi-rpc-python out the door with surgical precision across 24 commits. Behind the scenes, he tackled some gnarly HTTP filesystem plumbing on duckdb-httpfs, opening PR #271 to address a pesky CURL client tracking issue where total_bytes_received wasn't getting its due diligence. He also forked duckdb-httpfs for some undisclosed local experimentation—sharpening the tools before taking them public. Meanwhile, classified operations on classified project and classified project hummed along in the background, keeping the mystery alive. A day of precision engineering: shipping releases, squashing bugs, and maintaining the infrastructure that keeps the Query-farm ecosystem humming.

24 commits 1 PRs 1 issues
duckdb-httpfs duckdb-httpfs + private

Posts & Events

What I've Been Working On

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I've spent the last few months diving deep into DuckDB ecosystem stewardship, from future-proofing dozens of extensions for compatibility upgrades to shipping production-ready systems across multiple languages. February was all about systematic infrastructure work—standardizing the Query-farm portfolio, contributing upstream enhancements to Apache Arrow, and launching the complete vgi-rpc ecosystem with polished branding and documentation. Between January's classified operations and the earlier months' extension-building spree, I've balanced high-impact open-source contributions with deeper performance optimization work.

• Led DuckDB 1.5 compatibility efforts across 40+ extensions and standardized documentation structures across 29 repositories while contributing upstream Arrow enhancements that fixed silent data loss issues in production systems.

• Shipped the complete vgi-rpc ecosystem with production-ready implementations in Python, C++, Go, and TypeScript, including unified branding, Cloudflare-hosted documentation, and Apache 2.0 licensing across the board.

• Expanded the DuckDB community with five new extensions (a5, tera, json_schema, minijinja, evalexpr_rhai), debugged core internals around aggregate callbacks and optimizer edge cases, and transformed Fair Weather into a feature-rich PWA with specialized modes for cycling and dog walking.