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Performance step 2: improvements#12

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Flamefork merged 7 commits intomainfrom
performance2
Jan 25, 2026
Merged

Performance step 2: improvements#12
Flamefork merged 7 commits intomainfrom
performance2

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- Replace O(keys × patterns) regex matching with RE2::Set (single DFA pass)
- Add bounded key→matches cache (8192 entries, 2-way associative) for ≤64 columns
- Fallback to uncached RE2::Set for >64 columns
Performance improvement: 3-10x faster depending on pattern count
@Flamefork Flamefork merged commit 0a206e2 into main Jan 25, 2026
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@Flamefork Flamefork deleted the performance2 branch January 25, 2026 05:23
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