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@embryo-labs

embryo-labs

Database Group at IIIS, Tsinghua University

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  1. EvaluationOfColumnarFormats EvaluationOfColumnarFormats Public

    Code repo for "An Empirical Evaluation of Columnar Storage Formats" VLDB Vol 17

    54 7

  2. Blitzcrank Blitzcrank Public

    [VLDB'24] Blitzcrank is to compress in-memory, OLTP databases. It introduces a new entropy coding algorithm named Delayed Coding.

    C++ 38

  3. Robust-Predicate-Transfer Robust-Predicate-Transfer Public

    [SIGMOD'25] Source code for the paper: Debunking the Myth of Join Ordering: Toward Robust SQL Analytics

    C++ 14 7

  4. Chunk-Compaction-in-Vectorized-Execution Chunk-Compaction-in-Vectorized-Execution Public

    [SIGMOD'25] We show the data chunk compaction problem in vectorized execution, and propose practical compaction solutions.

    C++ 13

  5. Efficient-Disk-Learned-Index Efficient-Disk-Learned-Index Public

    [SIGMOD’24] Source code for the paper: Making In-Memory Learned Indexes Efficient on Disk

    C++ 7 2

  6. CARMI CARMI Public

    [VLDB'22] Source code for the paper: A Cache-Aware Learned Index with a Cost-based Construction Algorithm.

    C++ 6 1

Repositories

Showing 8 of 8 repositories
  • Robust-Predicate-Transfer Public

    [SIGMOD'25] Source code for the paper: Debunking the Myth of Join Ordering: Toward Robust SQL Analytics

    embryo-labs/Robust-Predicate-Transfer’s past year of commit activity
    C++ 14 MIT 7 0 0 Updated Mar 20, 2025
  • Chunk-Compaction-in-Vectorized-Execution Public

    [SIGMOD'25] We show the data chunk compaction problem in vectorized execution, and propose practical compaction solutions.

    embryo-labs/Chunk-Compaction-in-Vectorized-Execution’s past year of commit activity
    C++ 13 MIT 0 0 0 Updated Dec 9, 2024
  • QuerySplit Public

    [SIGMOD'23] Source code for the paper: Efficient Query Re-optimization with Judicious Subquery Selection

    embryo-labs/QuerySplit’s past year of commit activity
    C 4 3 2 0 Updated Nov 6, 2024
  • Blitzcrank Public

    [VLDB'24] Blitzcrank is to compress in-memory, OLTP databases. It introduces a new entropy coding algorithm named Delayed Coding.

    embryo-labs/Blitzcrank’s past year of commit activity
    C++ 38 MIT 0 0 0 Updated Sep 20, 2024
  • NULLS Public

    Code repo for "NULLS! Revisiting Null Representation in Modern Columnar Formats" DaMoN24

    embryo-labs/NULLS’s past year of commit activity
    C++ 1 MIT 0 0 0 Updated Aug 13, 2024
  • Efficient-Disk-Learned-Index Public

    [SIGMOD’24] Source code for the paper: Making In-Memory Learned Indexes Efficient on Disk

    embryo-labs/Efficient-Disk-Learned-Index’s past year of commit activity
    C++ 7 2 0 0 Updated Jun 28, 2024
  • EvaluationOfColumnarFormats Public

    Code repo for "An Empirical Evaluation of Columnar Storage Formats" VLDB Vol 17

    embryo-labs/EvaluationOfColumnarFormats’s past year of commit activity
    54 MIT 7 0 0 Updated May 18, 2024
  • CARMI Public

    [VLDB'22] Source code for the paper: A Cache-Aware Learned Index with a Cost-based Construction Algorithm.

    embryo-labs/CARMI’s past year of commit activity
    C++ 6 MIT 1 0 0 Updated Jan 3, 2022

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