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
- Simplify
collect_left_input
function in hash join on apache/datafusion (1 day ago) - Deduplicate function
get_final_indices_from_shared_bitmap
on apache/datafusion (1 day ago) - Reuse
on
expressions values in HashJoinExec on apache/datafusion (2 days ago) - Minor: fix duplicated SharedBitmapBuilder definitions on apache/datafusion (3 days ago)
- Add orbstack guide on apache/iceberg-rust (3 weeks ago)
- fix(catalog): delete metadata file when droping table in MemoryCatalog on apache/iceberg-rust (3 weeks ago)
- 2024秋冬季开源操作系统训练营第三和第四阶段总结-张林伟 on rcore-os/blog (3 weeks ago)
- 2024秋冬季开源操作系统训练营第三阶段总结-张林伟 on rcore-os/blog (1 month ago)
- Support custom field metadata in UDF on apache/datafusion (2 months ago)
- fix: num rows statistics on delta-io/delta-rs (2 months ago)
- systemxlabs/systemxlabs.github.io - (1 day ago)
- apache/datafusion - Apache DataFusion SQL Query Engine (1 day ago)
- systemxlabs/.github - (1 week ago)
- apache/iceberg-rust - Apache Iceberg (2 weeks ago)
- systemxlabs/async-os - (3 weeks ago)
- prefix-dev/pixi - Package management made easy (3 weeks ago)
- systemxlabs/rust-to-riscv-asm - A bare metal program example about how to convert Rust code to RISC-V assembly. (1 month ago)
- rustsbi/rustsbi - RISC-V Supervisor Binary Interface (RISC-V SBI) library in Rust; runs on M or HS mode; good support for embedded Rust ecosystem. For binary download see https://github.com/rustsbi/prototyper. (1 month ago)
- rcore-os/bitmap-allocator - Free space bitmap allocator (1 month ago)
- systemxlabs/green-threads-in-200-lines-of-rust - Green threads / stackful coroutine implemented in 200 lines of Rust. (2 months ago)
- DataFusion 查询引擎 Nested Loop Join (1 week ago)
- Rust 异步运行时 smol 剖析 (1 month ago)
- 200 行 Rust 代码实现绿色线程 / 有栈协程 (2 months ago)
- DataFusion 查询引擎两阶段并行哈希分组聚合 (4 months ago)
- Rust 无畏并发的基础 Send 和 Sync (6 months ago)