Hi, I'm Linwei Zhang (usually naming lewiszlw on the internet):
- 🎓 Computer science graduate from WHUT
- 👨💻 Worked at Meituan / Amazon / Xiaomi
- 💻 Database engineer | 🎮 Hobbyist game dev | Apache DataFusion Committer
- 📄 Resume: English TODO | 中文
- 📱 Contact me: 📫 lewiszlw520@gmail.com | 💬 Wechat: wx597422850 | Discord: linwei#8522
- Social network: 🦣 Mastodon | Twitter
- Others: 知乎 | Bilibili | Youtube
- Improve binary scalars display on apache/datafusion (1 day ago)
- Move
CombinePartialFinalAggregate
rule into physical-optimizer crate on apache/datafusion (2 days ago) - Use
LexRequirement
alias as much as possible on apache/datafusion (5 days ago) - Improve
CombinePartialFinalAggregate
code readability on apache/datafusion (5 days ago) - Remove
AggregateExpr
trait on apache/datafusion (1 week ago) - Cleanup
WindowExpr
andAggregateExpr
trait on apache/datafusion (1 week ago) - Support create index with clause on sqlparser-rs/sqlparser-rs (1 week ago)
- Minor: polish
Accumulator::state
docs on apache/datafusion (1 week ago) - Minor: Remove wrong comment on
Accumulator::evaluate
andAccumulator::state
on apache/datafusion (1 week ago) - Fix CI and increase timeout on sundy-li/arrow_cli (2 weeks ago)
- systemxlabs/ballista-mvp - A MVP implementation of distributed query engine cut from datafusion-ballista codebase for learning purpose. (1 day ago)
- apache/datafusion - Apache DataFusion SQL Query Engine (1 day ago)
- sundy-li/arrow_cli - A Native client talk with server in Flight SQL protocol (2 weeks ago)
- NightsWatchGames/tetris - Classical tetris game made with bevy engine. (2 weeks ago)
- NightsWatchGames/rubiks-cube - Rubik's cube made with bevy engine. (2 weeks ago)
- tonbo-io/tonbo - A portable embedded database using Arrow. (2 weeks ago)
- systemxlabs/systemxlabs.github.io - (3 months ago)
- google/comprehensive-rust - This is the Rust course used by the Android team at Google. It provides you the material to quickly teach Rust. (5 months ago)
- getzola/zola - A fast static site generator in a single binary with everything built-in. https://www.getzola.org (5 months ago)
- sundy-li/arrow_cli - A Native client talk with server in Flight SQL protocol (5 months ago)
- Rust 无畏并发的基础 Send 和 Sync (1 month ago)
- DataFusion 查询引擎 UDF 设计 (2 months ago)
- DataFusion 查询引擎 TreeNode APIs (3 months ago)
- Apache DataFusion 查询引擎论文 (3 months ago)
- Ballista 分布式查询引擎 - 计划执行 (4 months ago)