Skip to content

refactor(binder): make flatten_plan return explicit derived-column mappings#19696

Open
forsaken628 wants to merge 1 commit intodatabendlabs:mainfrom
forsaken628:flatten_plan
Open

refactor(binder): make flatten_plan return explicit derived-column mappings#19696
forsaken628 wants to merge 1 commit intodatabendlabs:mainfrom
forsaken628:flatten_plan

Conversation

@forsaken628
Copy link
Copy Markdown
Collaborator

@forsaken628 forsaken628 commented Apr 10, 2026

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

Summary

refactor subquery decorrelation so flatten_plan returns (SExpr, DerivedColumnMap) instead of relying on implicit
self.derived_columns side effects

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):

This change is Reviewable

@github-actions github-actions bot added the pr-refactor this PR changes the code base without new features or bugfix label Apr 10, 2026
@forsaken628 forsaken628 marked this pull request as ready for review April 10, 2026 08:45
Copy link
Copy Markdown

@chatgpt-codex-connector chatgpt-codex-connector bot left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

💡 Codex Review

Here are some automated review suggestions for this pull request.

Reviewed commit: 913e9d43b6

ℹ️ About Codex in GitHub

Codex has been enabled to automatically review pull requests in this repo. Reviews are triggered when you

  • Open a pull request for review
  • Mark a draft as ready
  • Comment "@codex review".

If Codex has suggestions, it will comment; otherwise it will react with 👍.

When you sign up for Codex through ChatGPT, Codex can also answer questions or update the PR, like "@codex address that feedback".

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

pr-refactor this PR changes the code base without new features or bugfix

Projects

None yet

Development

Successfully merging this pull request may close these issues.

1 participant