Optimize rewrite performance and SPJ new#24
Merged
zhuqi-lucas merged 2 commits intobranch-51from Feb 4, 2026
Merged
Conversation
There was a problem hiding this comment.
Pull request overview
This PR optimizes the rewrite performance for materialized view matching by reducing redundant tree traversals and adding fast paths for common cases. The changes upstream two PRs from the datafusion-materialized-views repository focused on performance improvements.
Changes:
- Consolidates multiple tree traversals into single-pass collection of schema, columns, filters, and referenced tables
- Adds fast-path optimizations for simple Column expressions to avoid expensive tree transformations
- Caches frequently-accessed data structures to reduce allocation overhead
💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Upstream PRs to optimize:
datafusion-contrib#113
datafusion-contrib#115