apache / apache/datafusion

Check `PiecewiseMergeJoin` performance for large tables

Open
#18,221 1 comment 0 reactions 1 assignee Claimed by @jonathanc-n View on GitHub
bug
Dominant language
Rust
Stars
9.3k
Forks
2.4k
Avg merge
3d 7h
Merged PRs (30d)
344

Description

### Describe the bug

For the case where we are comparing large tables, PiecewiseMergeJoin seems to perform slower than the Nested Loop Join.

Once fixed, the comment in #18209 can be removed.

### To Reproduce

_No response_

### Expected behavior

_No response_

### Additional context

_No response_

Contributor guide

Open the contributing guide

Assessment

This issue has not been assessed yet.

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.