Hi, I am a fourth-year PhD student at School of Computing Science in Simon Fraser University, supervised by Prof. Tianzheng Wang. I also collaborate closely with Qingqing Zhou.
Our Lab: Data-Intensive Systems Lab
Email: tha110@sfu.ca
Research Interests
My research interests are in the area of database systems, especially on database engines, transactional/analytical processing and distributed systems.
Publications
-
Tabular: Efficiently Building Efficient Indexes.
[preprint]
[code]
Ziyi Yan, Mohamed Farouk Drira, Tianxun Hu, Tianzheng Wang.
VLDB 2025 -
Online Schema
Evolution is (Almost) Free for Snapshot Databases. [code]
Tianxun Hu, Tianzheng Wang and Qingqing Zhou.
VLDB 2023
Services
- External Reviewer: WWW 2025, ICDE 2025
- SIGMOD Availability & Reproducibility 2023, SIGMOD Availability 2022
- VLDB Volunteer 2023
Talks
-
Online Schema Evolution is (Almost) Free for Snapshot Databases
- Cornell University, virtual, March 2024
- SFU Computer Systems Seminar, Burnaby, BC, Canada, January 2024
- Salesforce, virtual, October 2023
- VLDB 2023, Vancouver, BC, Canada, August 2023
Work Experience
-
Research Assistant
Data-Intensive Systems Lab, Simon Fraser University
September 2021 - Present - Cloud Database Research Intern
Ant Research, OceanBase (Supervised by Quanqing Xu), Hangzhou, Zhejiang, China
September 2024 - January 2025 -
Database Kernel Research Intern
Tencent America (Supervised by Qingqing Zhou), WFH in Pittsburgh, PA, US
March 2021 - June 2021 -
Research Assistant & Software Developer
HARI Lab (Supervised by Prof. Bambang Parmanto and Prof. Andi Saptono), University of Pittsburgh
September 2018 - December 2020 -
Data Engineer Intern
iResearch (Supervised by Dawei Sheng), Shanghai, China
August 2017 - November 2017
Teaching
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Teaching Assistant, CMPT 454 Database Systems II, Simon Fraser University
- January 2025 - April 2025
- September 2022 - December 2022 -
Teaching Assistant, CMPT 984 Special Topics in Databases, Simon Fraser University
- January 2025 - April 2025
Education
- PhD student, Computer Science, Simon Fraser University, September 2021 - Present
- MSc, Information Science, University of Pittsburgh, September 2018 - May 2020
- BSc, Information System & Information Management, University of Tasmania, September 2015 - June 2018
- BSc, Information System & Information Management, Shanghai Ocean University, September 2014 - June 2018