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@sfu-dis

Data-Intensive Systems Lab at Simon Fraser University

Core data systems research atop Burnaby Mountain

Welcome! 👋

We work on database systems on modern hardware, new programming paradigms and support for emerging applications. We also contribute to related areas such as synchronization, operating systems and distributed systems while solving database systems problems.

Our work consistently appears in top-tier database conferences (VLDB/SIGMOD/CIDR) and is being picked up by industry. For example:

Our lab is also home to a series of open-source research prototypes that received major awards (e.g., ACM SIGMOD Research Highlights 2021, 2023) and are being used by our peers, e.g., CoroBase, PiBench, ERMIA, PMwCAS and implementations of concurrent persistent memory indexes. All of our work is open-source - check out the repositories page to learn more!

We are part of the Data Science Research Group in the School of Computing Science at Simon Fraser University in Metro Vancouver, Canada.

Support us

With the help from SFU Advancement & Alumni Engagement, now you can also support our work by donations!

People:

PI: Tianzheng Wang, Associate Professor at SFU CS
Current PhD Students: Jiatang Zhou (2024-), Ziyi Yan (2021-), Tianxun Hu (2021-), Kaisong Huang (2020-)
See here for undergrads, visitors and alumni.

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  1. preemptdb preemptdb Public

    Low-Latency Transaction Scheduling via Userspace Interrupts: Why Wait or Yield When You Can Preempt? (SIGMOD 2025)

    C++ 28 1

  2. mosaicdb mosaicdb Public

    The Art of Latency Hiding in Modern Database Engines (VLDB 2024)

    C++ 47 3

  3. optiql optiql Public

    Optimistic queue-based reader-writer lock for robust index synchronization (SIGMOD 2024)

    C++ 22

  4. tesseract tesseract Public

    Tesseract: Efficient Online Schema Evolution for Snapshot Databases (VLDB 2023)

    C++ 22 2

  5. skeena skeena Public

    Skeena: Efficient and Consistent Cross-Engine Transactions (SIGMOD 2022, ACM SIGMOD Research Highlights Award 2022)

    C++ 15 2

  6. corobase corobase Public

    Coroutine-Oriented Main-Memory Database Engine (VLDB 2021)

    C++ 248 31

Repositories

Showing 10 of 22 repositories
  • preemptdb Public

    Low-Latency Transaction Scheduling via Userspace Interrupts: Why Wait or Yield When You Can Preempt? (SIGMOD 2025)

    sfu-dis/preemptdb’s past year of commit activity
    C++ 28 MIT 1 0 0 Updated Dec 5, 2024
  • tabular Public
    sfu-dis/tabular’s past year of commit activity
    C++ 1 Apache-2.0 0 0 0 Updated Dec 2, 2024
  • mosaicdb Public

    The Art of Latency Hiding in Modern Database Engines (VLDB 2024)

    sfu-dis/mosaicdb’s past year of commit activity
    C++ 47 MIT 3 0 0 Updated Oct 2, 2024
  • .github Public
    sfu-dis/.github’s past year of commit activity
    0 1 0 0 Updated Sep 24, 2024
  • pact23 Public Forked from exotm/pact23
    sfu-dis/pact23’s past year of commit activity
    C++ 0 MIT 1 0 0 Updated May 31, 2024
  • optiql Public

    Optimistic queue-based reader-writer lock for robust index synchronization (SIGMOD 2024)

    sfu-dis/optiql’s past year of commit activity
    C++ 22 0 0 0 Updated May 9, 2024
  • pibench Public

    Benchmarking framework for index structures on persistent memory

    sfu-dis/pibench’s past year of commit activity
    C++ 88 MIT 20 11 1 Updated Jul 12, 2023
  • skeena Public

    Skeena: Efficient and Consistent Cross-Engine Transactions (SIGMOD 2022, ACM SIGMOD Research Highlights Award 2022)

    sfu-dis/skeena’s past year of commit activity
    C++ 15 2 1 0 Updated May 11, 2023
  • tesseract Public

    Tesseract: Efficient Online Schema Evolution for Snapshot Databases (VLDB 2023)

    sfu-dis/tesseract’s past year of commit activity
    C++ 22 MIT 2 0 0 Updated Apr 1, 2023
  • pibench-online Public

    Interactive Benchmarking of Persistent Memory Indexes

    sfu-dis/pibench-online’s past year of commit activity
    Vue 16 MIT 0 2 26 Updated Jan 20, 2023

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