Brown Data Management Group

Interests

• Data management

• Data science systems

• Distributed systems

Projects

• DBPal: Conversational, Natural Language-based Interfaces for Databases

• Longview: Supporting and leveraging machine learning in modern data systems

• DBNav: Enabling interactive exploration of large datasets

• SciDB: Array-oriented DBMS for data-intensive science

• Tupleware: Next-gen analytics platform for data-intensive vis and machine learning

Teaching

• CSCI 1951-I: CS for Social Change

• DATA 1030: Intro to Data and Computer Science

• CSCI 2950-T: Interacting with Big Data

• CSCI 1310: Fundamentals of Computer Systems

Service

• University:

  • Department Chair, Computer Science

  • Executive Committee, Data Science Initiative

  • Executive Committee, BIBS

• PC Co-Chair (Research): VLDB'12, DEBS'10

• PC Area Vice-Chair (Streams, Sensors, CEP): ICDE'12, ICDE'08

• General Co-Chair: SIGMOD'09

• Associate Editor: VLDB Journal, Distributed and Parallel Databases

• PC Member: CIDR'13, SIGMOD'11, CIDR'11, VLDB'10, VLDB'09, ICDE'09, CIDR'09

Recent Articles (more complete list at dblp)

Machine Learning for Database Systems

• DeepSqueeze: Deep Semantic Compression for Tabular Data (SIGMOD'20)

• The Case for a Learned Sorting Algorithm (SIGMOD'20)

• A Fully Pluggable NL2SQL Training Pipeline (SIGMOD'20)

• DBPAL: Weak Supervision for Learning a Natural Language Interface for Databases (CAST'19)

• DBPal: A Learned Natural Language Interface for Database Systems (SIGMOD'18)

• Voice-based Data Exploration: Chatting with your Database (SCAI'17)

• Making the Case for Query-by-Voice with EchoQuery (SIGMOD16)

• Portable Workload Performance Prediction in the Cloud (ICDE'13)

• Learning-based Query Performance Modeling and Prediction (ICDE'12)

• Performance Prediction for Concurrent Database Workloads (SIGMOD'11)

• The Case for Predictive Database Systems: Opportunities and Challenges (CIDR'11)

• Database Support for Continuous Prediction Queries over Streaming Data (PVLDB'10)

Data Exploration

• Dynamic Query Refinement for Interactive Data Exploration (EDBT'20)

• Interactive Search and Exploration of Waveform Data with Searchlight (SIGMOD'16)

• Searchlight: Enabling Integrated Search and Exploration over Large Multidimensional Data (PVLDB'15)

• Interactive Data Exploration using Semantic Windows (SIGMOD'14)

• Query Steering for Interactive Data Exploration (CIDR'13)

Modern Hardware for Database Systems

• A Morsel-Driven Query Execution Engine for Multi-Cores (VLDB'19)

• Revisiting Reuse in Main Memory Database Systems (SIGMOD'17)

• SiliconDB: Rethinking DBMSs for Modern Heterogeneous Co-Processor Environments (DaMoN'17)

• An Architecture for Compiling UDF-centric Workflows (PVLDB'15)

• Tupleware: "Big" Data, Big Analytics, Small Clusters (CIDR'15)

Stream Processing

• S-Store: Streaming meets Transaction Processing (PVLDB'15)

• S-Store: A Streaming NewSQL System for Big Velocity Applications (PVLDB'14)

• C-MR: Continous Map-Reduce on Multi-Core Processors (MapReduce'12)

  • Supporting Generic Cost-Models for Wide-Area Stream Processing (ICDE'09)

• Towards a Streaming SQL Standard (VLDB'08)

• Simultaneous Equation Systems for Query Processing on Continuous-Time Data Streams (ICDE'08)

• Fast and Highly-Available Stream Processing over Wide-Area Networks (ICDE'08)