Biography

I am a third-year PhD student at IIIS, Tsinghua University. My advisor is Prof. Huanchen Zhang. I received my B.S. degree in Computer Science and Mathematics from University of Wisconsin-Madison, advised by Prof. Xiangyao Yu. My research interests include columnar storage formats, lightweight compression and cloud databases.

Publications

LeCo: Lightweight Compression via Learning Serial Correlations [paper] [double-column version]
Yihao Liu, Xinyu Zeng, Huanchen Zhang
SIGMOD’2024

An Empirical Evaluation of Columnar Storage Formats [paper] [extended version]
Xinyu Zeng, Yulong Hui, Jiahong Shen, Andrew Pavlo, Wes McKinney, Huanchen Zhang
VLDB’2023

Cornus: Atomic Commit for Cloud DBMS with Storage Disaggregation [paper] [extended version]
Zhihan Guo, Xinyu Zeng, Kan Wu, Wuh-Chwen Hwang, Ziwei Ren, Xiangyao Yu, Mahesh Balakrishnan, Philip A. Bernstein
VLDB’2022

Teaching

Tsinghua University:

• TA - Intro to Database Systems (Yao Class), Spring 2023

UW-Madison:

• Peer mentor - CS537 Intro to Operating System, Spring 2020
• Peer mentor - CS577 Intro to Algorithms, Fall 2019

Misc

My U.S F1 visa was revoked in August 2021 before my departure to the U.S because of P.P 10043.