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: 📫 [email protected] | 💬 Wechat: wx597422850 | Discord: linwei#8522
- Social network: 🦣 Mastodon | Twitter
- Others: 知乎 | Bilibili | Youtube
- Give
OptimizerRule::try_optimize
default implementation and cleanup duplicated custom implementations on apache/datafusion (1 day ago) - Deprecate
OptimizerRule::try_optimize
on apache/datafusion (3 days ago) - Support multi extension codecs for
AsExecutionPlan
trait on apache/datafusion (5 days ago) - Fix
file_stream_provider
example compilation failure on windows on apache/datafusion (5 days ago) - Fix job hangs when partition count of plan is zero on apache/datafusion-ballista (5 days ago)
- Convert
StringAgg
to UDAF on apache/datafusion (6 days ago) - Move
Literal
tophysical-expr-common
on apache/datafusion (1 week ago) - Debug print as many fields as possible for
SessionState
on apache/datafusion (2 weeks ago) - Fix
ScalarUDFImpl::propagate_constraints
doc on apache/datafusion (2 weeks ago) - Improve docs and fix a typo on apache/datafusion (2 weeks ago)
- apache/datafusion - Apache DataFusion SQL Query Engine (1 day ago)
- systemxlabs/ballista-mvp - A MVP implementation of distributed query engine cut from datafusion-ballista codebase for learning purpose. (6 days ago)
- NightsWatchGames/tetris - Classical tetris game made with bevy engine. (1 week ago)
- apache/datafusion-ballista - Apache DataFusion Ballista Distributed Query Engine (1 week ago)
- systemxlabs/systemxlabs.github.io - (2 weeks ago)
- systemxlabs/systemxlabs.github.io - (1 month 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. (2 months ago)
- getzola/zola - A fast static site generator in a single binary with everything built-in. https://www.getzola.org (3 months ago)
- sundy-li/arrow_cli - A Native client talk with server in Flight SQL protocol (3 months ago)
- systemxlabs/ballista-mvp - A MVP implementation of distributed query engine cut from datafusion-ballista codebase for learning purpose. (3 months ago)
- DataFusion 查询引擎 UDF 设计 (2 weeks ago)
- DataFusion 查询引擎 TreeNode APIs (1 month ago)
- Apache DataFusion 查询引擎论文 (1 month ago)
- Ballista 分布式查询引擎 - 计划执行 (1 month ago)
- Ballista 分布式查询引擎 - 集群共享状态 (2 months ago)