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working

Alex Chi Z skyzh

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building database systems @databricks, previously @cmu-db; a bubble tea every day makes me happy right away

8.2k followers · 787 following

Databricks 🧱
Bellevue, WA, USA ⇌ Shanghai, China
07:01 (UTC -08:00)
https://skyzh.dev
@iskyzh
in/alex-chi-skyzh

Achievements

Achievement: Galaxy Brainx3 Achievement: YOLO Achievement: Starstruckx3 Achievement: Quickdraw Achievement: Arctic Code Vault Contributor

Achievements

Achievement: Galaxy Brainx3 Achievement: YOLO Achievement: Starstruckx3 Achievement: Quickdraw Achievement: Arctic Code Vault Contributor

Organizations

@cmu-db @sjtug @dyweb @tuna @tikv @iskyzh @SJTU-CSE @SJTU-Plus @untitled-group @HMUniversity @risinglightdb

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skyzh /README.md

Hi, I'm Chi, currently working on Lakebase (aka Neon) in Databricks.

Personal project highlights:

mini-lsm build a storage engine in a week
tiny-llm build LLM serving infra in a week

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mini-lsm mini-lsm Public

A course of building an LSM-Tree storage engine (database) in a week.

Rust 3.9k 584
tiny-llm tiny-llm Public

A course of learning LLM inference serving on Apple Silicon for systems engineers: build a tiny vLLM + Qwen.

Python 3.7k 257
risinglightdb/risinglight risinglightdb/risinglight Public

An educational OLAP database system.

Rust 1.8k 225
cmu-db/bustub cmu-db/bustub Public

The BusTub Relational Database Management System (Educational)

C++ 4.8k 2k
tikv/tikv tikv/tikv Public

Distributed transactional key-value database, originally created to complement TiDB

Rust 16.5k 2.2k
neondatabase/neon neondatabase/neon Public

Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.

Rust 20.7k 866