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@zhang2014 zhang2014 commented Aug 24, 2025

I hereby agree to the terms of the CLA available at: https://docs.databend.com/dev/policies/cla/

Summary

In this PR, we will attempt to refactor the inner join and introduce the grace hash join algorithm to replace the previous join spill algorithm.

Tests

  • Unit Test
  • Logic Test
  • Benchmark Test
  • No Test - Explain why

Type of change

  • Bug Fix (non-breaking change which fixes an issue)
  • New Feature (non-breaking change which adds functionality)
  • Breaking Change (fix or feature that could cause existing functionality not to work as expected)
  • Documentation Update
  • Refactoring
  • Performance Improvement
  • Other (please describe):

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@github-actions github-actions bot added the pr-refactor this PR changes the code base without new features or bugfix label Aug 24, 2025
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