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1. EvaluationOfColumnarFormats EvaluationOfColumnarFormats Public

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

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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++ 39

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

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

   C++ 22 10

4. dynamic-predicate-transfer dynamic-predicate-transfer Public

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

   C++ 22 6

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++ 14 4

6. 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.

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