perf: synchronous filter fast path on a dense-handle core (2.3× on 50k filter settle) - #487

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blove merged 59 commits into

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blove/filter-fast-path

Aug 25, 2026

Commits on Aug 25, 2026

docs: spec + plan for the filter subset rebuild

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6f33ef4
feat(row-model): classify filter-only plan changes
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2266e93
feat(row-model): synchronous subset rebuild for filter-only changes

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33b2544
feat(row-model): filter-only setQuery completes synchronously on flat queries

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2f852a5
fix(renderer-dom): scrolling during an active replacement keeps the stale window visible

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docs: amendment G — renderer membership path + model levers

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feat(row-model): filter-only commits publish a refilter reset reason

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chore(core,docs): refilter reason through the public surface and guards

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feat(layout-core): synchronous refilter over existing height entries

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feat(renderer-dom): filter commits refilter row heights instead of replacing

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docs(website): the rebuild-progress demo rides a grouping change
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docs: spec for membership verdicts (H-cycle)

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perf(row-model): add the filter-verdict membership seam

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perf(row-model): resolve filter verdicts from membership, not metadata

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perf(row-model): filter verdicts resolve from root membership

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docs(row-model): state the plan-coherence precondition at the grouped seam

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44d8e07
perf(row-model): derive byId and trust proven order in bulk tree builds

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perf(row-model): derive byId only when removals beat a refill

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perf(row-model): iterate order-statistic trees without generator delegation

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perf(row-model): filter-only changes adopt the previous plan's evaluation cache

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docs: dense-handle core design spec (slots, bitsets, columnar evaluation)

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docs: M0 probe implementation plan

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docs: M0 pricing probe results for the dense-handle core

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docs: M0 results — record load sensitivity from the review re-run

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docs: M1+M2 implementation plan (slots + membership bitsets)

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docs: M1+M2 plan — slotCapacity defined in Task 5 where it belongs

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feat(row-model): membership bitset primitive

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feat(row-model): per-model slot allocator

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feat(row-model): chunked copy-on-write slot vector

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refactor(row-model): fail-loud slot-vector capacity, identity-based COW tracking

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docs: M1+M2 plan tracks the chunksTouched rename

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feat(row-model): stamp lifetime slots on row records

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test(row-model): pin buildRowStore slot carry and abandoned-draft release paths

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feat(row-model): per-revision recordsBySlot slot vector

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feat(row-model): per-revision visibleSlots membership bitset

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perf(row-model): filter-only rebuild walks slots and diffs membership bitsets

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docs: M1+M2 measured results (slots + membership bitsets)

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docs: Amendment I — dense-identity layout seam design

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docs: dense layout seam implementation plan (Amendment I)

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feat(layout-core): dense-membership primitive and dense-key type surface

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feat(layout-core): dense generations — builder ingest, bitset membership, guarded ops

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perf(layout-core): slot-indexed refilter and reorder for dense generations

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feat(row-model): internal dense snapshot reads for the renderer seam

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perf(renderer-dom): dense-keyed layout sources, bulk visible walk, slot-pooled refs

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test(react): dense layout seam end-to-end pins

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docs: dense layout seam measured results

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docs: Amendment J — columnar verdict cache design

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docs: columnar verdict cache implementation plan

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feat(row-model): thread slots into compiled-query inputs

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docs: Amendment J freshness invariant revised — scan is the only writer

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perf(row-model): compile filter predicates once per plan

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feat(row-model): columnar filter-value cache with commit-side clears

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docs: Amendment J §2 records the mutable-columnar storage decision

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perf(row-model): filter rebuild verdicts from columnar scan

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docs: columnar verdict cache measured results

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perf(row-model): one-call verdict sweep over normalized columnar cells

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revert(row-model): drop the columnar verdict store — measured flat twice

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docs: prettier-format the arc's spec documents

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fix(row-model): tsdoc cannot link-reference ɵ-prefixed members

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