apache / apache/datafusion-ballista

Offload listing files and inferring stats workload to Executors for large tables(>10K+ files)

Open
#470 3 comments 0 reactions 0 assignees View on GitHub
enhancement
Dominant language
Rust
Stars
2.1k
Forks
320
Avg merge
1d 22h
Merged PRs (30d)
66

Description

**Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
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Listing files and inferring stats will become a bottleneck for large tables.
Need to offload the work to Executors.
Ballista need to extend the current ListingTable implementations.

**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 tracing the current ListingTable implementations and how Executors are used in Ballista. The issue does not name files or tests; done would mean listing files and inferring statistics for large tables are offloaded to Executors without the current bottleneck.

Written by the indexing model from the issue text.

Assessment

Tech stack
rust
Domain
distributed-systems
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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