3 citations · 3 across the 5 of their papers we have counts for
6 papers
DBRepro: Automated Database Synthesis via a Hybrid Constraint-Solving Approach for Reproducing Slow Queries
Zhaoyang Zhang, Shuang Liu, Dengfeng Xu +4
Slow queries frequently cause severe performance bottlenecks in database management systems. Diagnosing their root causes online risks exacerbating resource contention, while data…
Why Database Manuals Are Not Enough: Efficient and Reliable Configuration Tuning for DBMSs via Code-Driven LLM Agents
Xinyi Zhang, Tiantian Chen, Zhentao Han +9
Modern database management systems (DBMSs) expose hundreds of configuration knobs that critically influence performance. Existing automated tuning methods either adopt a data-drive…
Anomaly Pattern-guided Transaction Bug Testing in Relational Databases
Huicong Xu, Shuang Liu, Xianyu Zhu +3
Concurrent transaction processing is a fundamental capability of Relational Database Management Systems (RDBMSs), widely utilized in applications requiring high levels of parallel…
Testing Question Answering Software with Context-Driven Question Generation
Shuang Liu, Zhirun Zhang, Jinhao Dong +5
Question-answering software is becoming increasingly integrated into our daily lives, with prominent examples including Apple Siri and Amazon Alexa. Ensuring the quality of such sy…
TxnSails: Achieving Serializable Transaction Scheduling with Self-Adaptive Isolation Level Selection
Qiyu Zhuang, Wei Lu, Shuang Liu +6
Achieving the serializable isolation level, regarded as the gold standard for transaction processing, is costly. Recent studies reveal that adjusting specific query patterns within…
GeoTP: Latency-aware Geo-Distributed Transaction Processing in Database Middlewares (Extended Version)
Qiyu Zhuang, Xinyue Shi, Shuang Liu +6
The widespread adoption of database middleware for supporting distributed transaction processing is prevalent in numerous applications, with heterogeneous data sources deployed acr…