clockworklabs / clockworklabs/SpacetimeDB
Cache QueryExpr in iter_filtered_chunks
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- Dominant language
- Rust
- Stars
- 25.2k
- Forks
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- Avg merge
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- Merged PRs (30d)
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Description
It's showing up in flamegraphs taking up most of that call...
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 locating iter_filtered_chunks and tracing how QueryExpr is created and used. Use the reported flamegraph as the baseline, then verify that the query expression is cached and that profiling shows reduced cost without changing filtered-chunk behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- rust
- Domain
- databases, performance
- Issue type
- Refactor
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100