Hongxu Ma
Developer at The Apache Software Foundation
Haidian District, Beijing, China
Summary
👤
Senior🎓
Top SchoolHongxu Ma is a seasoned backend developer with 10 years of experience specializing in database kernels and Postgres-based systems, currently contributing to Greenplum at Pivotal and serving as an Apache HAWQ committer. He has made substantive C and SQL-level contributions to Apache HAWQ, improving split-partition performance and Ranger integration to boost both speed and security in a widely used analytical DBMS. Prior roles at Baidu and Neusoft rounded his systems and large-scale engineering expertise, grounded in an education from Xi'an Jiaotong University. Known for a "practice makes perfect" approach, he blends careful low-level optimization with pragmatic open-source collaboration to deliver robust, production-grade database features.
10 years of coding experience
8 years of employment as a software developer
Xi'an Jiaotong University
Github Skills (4)
c1710
postgresql10
c1110
sql9
Programming languages (8)
Github contributions (5)
apache/hawq
Dec 2016 - Jun 2018
Apache HAWQ
Role in this project:
Back-end Developer
Back-end DeveloperContributions:34 commits, 56 PRs, 200 comments in 1 year 6 months
Contributions summary:Hongxu contributed to the Apache HAWQ project by addressing core functionality related to data partitioning and access control. They implemented optimizations for split-partition operations within the database system, as well as implemented enhancements to the Ranger integration. These changes involved modifications to the C code and SQL scripts to improve performance, address a core dump issue, and enhance security features. The user's work directly impacted the performance and security aspects of HAWQ.
hawqolapsqlapachedatastream
interma/misc
May 2016 - Nov 2024
my demo/example code
Contributions:4 PRs, 236 pushes, 3 branches in 8 years 7 months
intermatypescript
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