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Review (partial, summary-level)This PR is too large to review in full. The GitHub diff API refuses it (over 300 files), so this is a targeted pass over the engine Checked, no problems found
Suggestions before leaving draft
I did not find a security hazard, so I am not adding the "do not merge" label. A deeper review makes sense once plans 5 and 6 are in. |
Up to standards ✅🟢 Issues
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Contributor
📜 License Compliance Check✅ License check passed. See artifacts for full report. License Summary (first 50 lines) |
Codecov Report❌ Patch coverage is Additional details and impacted files@@ Coverage Diff @@
## main ArcadeData/arcadedb#10855 +/- ##
==========================================
+ Coverage 79.38% 79.87% +0.49%
==========================================
Files 2339 2442 +103
Lines 262666 279880 +17214
Branches 57580 61502 +3922
==========================================
+ Hits 208511 223550 +15039
- Misses 32876 33826 +950
- Partials 21279 22504 +1225 ☔ View full report in Codecov by Harness. 🚀 New features to boost your workflow:
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Automated review note: this PR is about 94k added lines across 428 files, and the GitHub diff API refuses to serve it (over 300 files). I could not review it line by line, so this is not a full code review. What I can say from the description:
No security hazard was identified, but nothing was verified in depth. |
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📜 License Compliance Check✅ License check passed. See artifacts for full report. License Summary (first 50 lines) |
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Review note: this PR is too large for the diff API (over 300 files), so I could only review the file list and description, not the code. Observations: (1) the checklist says the full |
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📜 License Compliance Check✅ License check passed. See artifacts for full report. License Summary (first 50 lines) |
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Review note: this PR is too large for the automated diff (over 300 files), so I could not do a line-by-line review. From the description alone:
No specific security hazard was identified from the description. This is a draft from a maintainer. |
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📜 License Compliance Check✅ License check passed. See artifacts for full report. License Summary (first 50 lines) |
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Automated review note: this PR is a draft and far too large for a complete automated review (the diff exceeds GitHub's 300-file limit, and my file-level inspection was blocked in this environment). I could not examine the code, so this is not an approval. Suggestions for reviewers: (1) verify that bucket-level read permission checks apply to every FACETS code path, including AFTER cursor paging and facet.searchValues; (2) confirm the memory budget bounds the cardinality of TERMS/DISTINCT results so a high-cardinality column cannot exhaust the heap; (3) check that no new dependency was added without an ATTRIBUTIONS.md update; (4) confirm no tests assert raw wall-clock time (use StallAwareStopwatch) or hardcode ports. Consider splitting the PR per plan to make review tractable. |
… checkpoint Part of #10361.
…Config`, then run a seeded chaos Part of #10361.
…lds in the background Part of #10361.
…nRecoveryIT` - restart recovers without a rebuild Part of #10361.
Completes the single-server facet load test: fails on corrupted-record log lines, measures fallback scans from a stable post-setup baseline, logs samples not answered from the index. Part of #10361.
Segment merges no longer starve under sustained updates (the count merge wins over the bound, a merge pass flushes only when due); an added column on an empty bucket is published inline; fallback scans log their reason and count it per reason; the first unreadable-page retry logs at FINE. Part of #10361.
Chaos facet check retries a 503 until its deadline; facet warnings for failed and lag-less inexact queries; every HA IT asserts its writer wrote; plan 6 open items and related issues in the roadmap. Part of #10361.
Kept: record-granular dirty marks with page-version stamping, parallel facet counting, direct searchValues path, read-event row scan, hardened committed-record reads, flush and apply-lag keys, rank view cadence. Not built or reverted: GROUP BY with WHERE, plan cache, one-pass hierarchy, dictionary fsync skip, commit marks. Tuning switches removed, benchmark scripts under engine/src/test/scripts, outcome and open items in the roadmap.
- test-ci-scripts.sh: match `public synchronized void summary(` in ChaosReport and cover facetWriters, facetWarnings and facets.checks in the chaos summary fixture - ColumnarIndexHierarchyConflictTest: wait for the asynchronous columnar rebuild before snapshotting the projection directories (and again after the refusal) - ColumnarIndexExportImportTest: create the Tag vertex type, Tag.path and the ParentOf edge type the hierarchy metadata names, now validated at CREATE INDEX - Columnar server and ha-raft tests: call getDatabaseForOperator instead of the deprecated getDatabase(String) flagged by Issue10533ClientsHonourTheMarksTest - JsonSerializer.serializeFacets: emit the DOUBLE value hint when a term, extreme or cursor is non-finite, as rows do since #10899, so the client decodes NaN as a number
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Automated review: this PR is too large for the diff API (more than 300 files), so I could not review it line by line. It is also a draft from a maintainer, so I limited this to process notes.
No security hazard was identified, but I did not inspect the full change. |
Up to standards ✅🟢 Issues
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| Metric | Results |
|---|---|
| Coverage variation | ✅ -3.98% coverage variation |
| Diff coverage | ∅ diff coverage |
Coverage variation details
Coverable lines Covered lines Coverage Common ancestor commit (56f9276) 262666 229829 87.50% Head commit (6aaa468) 313433 (+50767) 261776 (+31947) 83.52% (-3.98%) Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch:
<coverage of head commit> - <coverage of common ancestor commit>
Diff coverage details
Coverable lines Covered lines Diff coverage Pull request (#10855) 0 0 ∅ (not applicable) Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified:
<covered lines added or modified>/<coverable lines added or modified> * 100%
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TIP This summary will be updated as you push new changes.
This was referenced Nov 5, 2026
Merged
… residual packing, Javadoc, tests)
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Review note: this PR is over 300 files and roughly 40k added lines, so GitHub can't render the full diff and I haven't reviewed it line by line. I only read the PR description and the file list. Observations
Security
I can't give a definitive verdict on the code itself without a file-by-file review. |
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Author
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Facets landed on main through a set of stacked prs |
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What does this PR do?
Exact faceted counts (TERMS, RANGES, HISTOGRAM, HIERARCHY, DISTINCT, STATS, AFTER paging,
facet.searchValues) computed from a per-bucket columnar projection (newCOLUMNARindex), exposed through a new SQLFACETSclause on every transport. Part of #10355.The design overview for reviewers is
docs/superpowers/specs/2026-10-28-columnar-faceting-overview.md(storage, update path, consistency, performance, operations). The spec, roadmap and the six plans are indocs/superpowers/.Motivation
Faceted navigation (counts per brand, tag, size range, month) over large result sets today needs one
GROUP BYper facet, each a full pass over the matching records. This computes all facets of a query in one pass over compact columns, exact, and returns them with the rows.Related issues
Part of #10355 (umbrella); #10356, #10357, #10358, #10359 delivered here, #10360 in progress, #10361 to come; follow-ups #10662 (tuning), ArcadeData/arcadedb-python#289 (Python client).
Status: draft, work in progress
FACETSclause, exact execution, HTTP/ndjson/gRPC/remote clients, OpenAPIStill to come before this can leave draft: a tuning phase (#10662), and the Python client in
arcadedb-python(#10666).Additional Notes
How to read the history
A linear history on top of
main: one commit per plan task (plus the final review fix batches of each plan), each a reviewed checkpoint. One dedicated commit,fix(columnar): adapt the projection's durability to group commit and index rename on main, adapts the projection's WAL force to main's group commit (#10509) and keeps WAL files while a queued columnar mark is in flight (ColumnarPendingMarksWALTest).Highlights
FACETSare unchanged on every transport.GROUP BYat 285-299 ms; exact under a 5000-mutation lag at about 0.32x theGROUP BYtime.Testing
GROUP BYoracle, crash/recovery tests, dictionary compaction, schema-change rebuilds.@Tag("benchmark")).Checklist
mvn clean packagecommand (not yet: per-task test sets, the SQL regression set and the facet ITs were run; the full build is pending)🤖 Generated with Claude Code