niubell
Infrastructure Engineer at PingCAP
Beijing, China
Summary
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Rockstarniubell is an experienced Infrastructure Engineer based in Beijing with 11 years focused on backend systems and database proxy infrastructure. They have contributed significant core functionality and bug fixes to prominent open-source MySQL proxy projects like kingshard and Xiaomi’s Gaea, working on connection handling, transaction management, packet I/O, and runtime configuration. Comfortable operating at the intersection of networking, database protocols, and system reliability, they’ve implemented features for connection counters, slow/error command tracking, and dynamic config reloads. Known for pragmatic code that improves production stability, they bring deep hands-on expertise in building and hardening high-performance proxy layers for MySQL.
11 years of coding experience
Github Skills (16)
database-management10
transactionscope10
debug10
transaction10
middleware10
proxy10
proxy-server10
packet10
transaction-manager10
web-proxy10
backend10
go10
back-end-development10
proxies10
mysql10
Programming languages (9)
Github contributions (5)
XiaoMi/Gaea
May 2019 - Jul 2019
Gaea is a mysql proxy, it's developed by xiaomi b2c-dev team.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:33 commits, 19 PRs, 23 pushes in 2 months
Contributions summary:Niubell primarily contributed to the backend logic of the `Gaea` project, a MySQL proxy. They added core functionalities like direct connection handling, including connection setup, handshake processes, and packet writing/reading. The user also implemented command execution and transaction management features within the proxy. These contributions indicate a focus on core proxy functionality and database interaction.
mysqlproxydevgaeab2c
flike/kingshard
Jul 2015 - Jul 2018
A high-performance MySQL proxy
Role in this project:Back-end Developer
Back-end DeveloperContributions:22 PRs, 40 comments, 6 issues in 3 years
Contributions summary:Niubell primarily contributed to bug fixes and implemented features related to the kingshard proxy's backend functionality. They addressed issues like database connection and autocommit settings. The user also worked on managing the status of the MySQL instances and handling configuration changes, including allowing or blocking IPs and blacklisting SQL queries. Further contributions included counter implementation of connection、command、slow command、error command and config reload draft.
mysqlproxyperformancemysql-performancemysql-proxy
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