Repositories list

• dynamic-predicate-transfer

  Public
  [VLDB'26] This repository provides a DuckDB implementation of RPT+, following a Yannakakis-style execution framework.

  dynamic-executionrobust-predicate-transferyannakakis-algorithm

  dynamic-executionrobust-predicate-transferyannakakis-algorithm

  C++

  •

  MIT License

  •5•18•0•0•Updated Jan 18, 2026Jan 18, 2026

• EvaluationOfColumnarFormats

  Public
  [VLDB 2023 Vol 17] "An Empirical Evaluation of Columnar Storage Formats"

  MIT License

  •9•69•0•0•Updated Oct 15, 2025Oct 15, 2025

• Chunk-Compaction-in-Vectorized-Execution

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

  vectorized-execution

  vectorized-execution

  C++

  •

  MIT License

  •0•14•0•0•Updated Oct 10, 2025Oct 10, 2025

• Robust-Predicate-Transfer

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

  C++

  •

  MIT License

  •10•21•0•0•Updated Sep 4, 2025Sep 4, 2025

• SIGMOD2025Contest-Embryo

  Public
  C++

  •1•9•0•0•Updated Jun 5, 2025Jun 5, 2025

• QuerySplit

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

  C

  •3•7•2•0•Updated Nov 6, 2024Nov 6, 2024

• Blitzcrank

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

  compressiondatabase

  compressiondatabase

  C++

  •

  MIT License

  •0•39•0•0•Updated Sep 20, 2024Sep 20, 2024

• NULLS

  Public
  [DaMoN2024] "NULLS! Revisiting Null Representation in Modern Columnar Formats"

  C++

  •

  MIT License

  •0•3•0•0•Updated Aug 13, 2024Aug 13, 2024

• Efficient-Disk-Learned-Index

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

  C++

  •2•13•0•0•Updated Jun 28, 2024Jun 28, 2024

• CARMI

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

  C++

  •

  MIT License

  •1•10•0•0•Updated Jan 3, 2022Jan 3, 2022