Reduce the frequency of checkSegmentUpdate
Open
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type/enhancement
- Dominant language
- C++
- Stars
- 1k
- Forks
- 423
- Avg merge
- 1d 15h
- Merged PRs (30d)
- 24
Description
Currently we call DeltaMergeStore::checkSegmentUpdate after each write, which is quite expensive. We should find a way to reduce the frequency.
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by tracing where DeltaMergeStore::checkSegmentUpdate is called after writes and measure its cost and current call frequency. The issue does not name files, tests, or a target frequency; completion would require an agreed reduction that preserves correct segment updates.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- databases
- Issue type
- Refactor
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100