Career Profile
Building future database engines for increasingly heterogeneous modern hardware with increasing performance diversity
Publications
Adaptively Generating Heterogeneous Execution Strategies using the VOILA Framework
Near-Memory Processing Offload to Remote (Persistent) Memory
SYSTOR, 2023
Excalibur: A Virtual Machine for Adaptive Fine-grained JIT-Compiled Query Execution based on VOILA
Highlighting the Performance Diversity of Analytical Queries using VOILA
Optimistically Compressed Hash Tables & Strings in the USSR
SIGMOD Record, 2021 Paper [PDF]
Charting the Design Space of Query Execution using VOILA
Efficient Query Processing with Optimistically Compressed Hash Tables & Strings in the USSR
Synthesizing Database Engines
DBDBD, 2019 Abstract [PDF]
Fluid Co-processing: GPU Bloom-filters for CPU Joins
DaMoN @ SIGMOD, 2019 Paper [PDF], Slides [PDF]
Optimizing Group-By And Aggregation using GPU-CPU Co-Processing
ADMS @ VLDB, 2018 Paper [PDF]
Fair Benchmarking Considered Difficult: Common Pitfalls In Database Performance Testing
DBTEST @ SIGMOD, 2018 Paper [PDF]
Designing an adaptive VM that combines vectorized and JIT execution on heterogeneous hardware
PhD Symposium @ ICDE, 2018 Preprint [PDF], Slides [PDF]
Compact hash tables
DBDBD, 2017 Abstract [PDF]
Exploring Query Execution Strategies for JIT, Vectorization and SIMD
ADMS @ VLDB, 2017 Paper [PDF], Slides [PDF]
Projects
Welding TPC-H - Comparison of Weld (language for data analytics) to state-of-the-art query paradigms
WhatIsMySchema - Discovers SQL schema from CSV files
dgen - High-performance CSV data generator
Experiences
Cloud Database Advanced Technology Lab, 2023 Gold Medal Award for Individual Contribution (Huawei-wide)
Query Processing team
Vectorwise team
Master’s project/thesis: Achieving Many-core Scalability in Vectorwise [PDF]