apache / apache/datafusion

Follwup #4425

Open
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enhancement
Dominant language
Rust
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Avg merge
3d 7h
Merged PRs (30d)
344

Description

**Is your feature request related to a problem or challenge? Please describe what you are trying to do.**

- support push_down_filter when meet Window
- support SEMI/ANTI JOIN push_down_filter **https://github.com/apache/arrow-datafusion/pull/4365/files#r1034284043**
- pushdown filter into scan when physical optimizer https://github.com/apache/arrow-datafusion/pull/4365/files#r1034752803
- Infer Predicate/Conditon

**Describe the solution you'd like**
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**Describe alternatives you've considered**
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**Additional context**
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Contributor guide

Open the contributing guide

Research direction

Start by reviewing follow-up issue #4425 and the linked pull request discussion, especially the notes about windowing, SEMI/ANTI JOIN, physical optimization, and predicate inference. The issue does not name files or tests; done would require a clarified scope and acceptance criteria for the listed pushdown and inference capabilities.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust, sql
Domain
data-engineering, databases
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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