Zuozhi Wang

PhD Student

UC Irvine

Biography

Zuozhi Wang (王作至)

I am a fifth year Computer Science PhD student at Unversity of California, Irvine, under the supervision of Professor Chen Li. My research focuses are on the areas of distributed big data processing and query optimization.

Interests

Distributed Data Processing
Data Management
Query Optimization

Education

Ph.D. Computer Science, 2017 - Present

University of California, Irvine
B.S. Computer Science, 2013 - 2017

University of California, Irvine

Projects

Progressive Execution of Big Data Processing

This project explores novel big data query optimization techniques to progressively execute SQL query pipelines to incrementally compute query results.

Texera

Texera is a GUI-based workflow system for interactive big data Analytics.

Recent Publications

Zhihui Yang, Zuozhi Wang, Yicong Huang, Yao Lu, Chen Li, X. Sean Wang. Optimizing Machine Learning Inference Queries with Correlative Proxy Models. In VLDB, 2022.

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Zuozhi Wang, Kai Zeng, Botong Huang, Wei Chen, Xiaozong Cui, Bo Wang, Ji Liu, Liya Fan, Dachuan Qu, Zhenyu Hou, Tao Guan, Chen Li, Jingren Zhou. Tempura: A General Cost-based Optimizer Framework for Incremental Data Processing . In VLDB, 2022.

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Zuozhi Wang, Avinash Kumar, Shengquan Ni, Chen Li. Demonstration of Interactive Runtime Debugging of Distributed Dataflows in Texera. In VLDB Demo, 2020.

Project Video

Zuozhi Wang, Kai Zeng, Botong Huang, Wei Chen, Xiaozong Cui, Bo Wang, Ji Liu, Liya Fan, Dachuan Qu, Zhenyu Hou, Tao Guan, Chen Li, Jingren Zhou. Grosbeak: A Data Warehouse Supporting Resource-Aware Incremental Computing. In SIGMOD Demo, 2020.

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Avinash Kumar, Zuozhi Wang, Shengquan Ni, Chen Li. Amber: A Debuggable Dataflow System Based on the Actor Model. In VLDB, 2020.

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Zuozhi Wang, Flavio Bayer, Seungjin Lee, Kishore Narendran, Xuxi Pan, Qing Tang, Jimmy Wang, Chen Li. A Demonstration of TextDB: Declarative and Scalable Text Analytics on Large Data Sets. [Best Demo Award]. In ICDE Demo, 2017.

PDF Project Video

Teaching

I’m the Teaching Assistant for the following courses at UC Irvine:

Spring 2019: CS 221 - Information Retrieval
- Developed the course project from scratch - Implement a full-text search engine similar to Lucene and Elastic Search in Java.
Winter 2018, Spring 2018, Winter 2019: CS 122B - Projects in Databases and Web Applications
- Made many improvements to update the class project with latest web-related technologies, such as Github, Maven, Frontend-Backend separation, modern JavaScript, and more.
Fall 2017: CS 222P - Principles of Data Management.
- Made an improvement of using Valgrind to facilitate debugging.