v0.9.1

What's Changed

• Add Raft identity lease fencing by Osvaldo Andrade (@osvaldoandrade) in #593
• Add functional health probes and safe lifecycle by Osvaldo Andrade (@osvaldoandrade) in #594
• Add cefas-manager repair controller by Osvaldo Andrade (@osvaldoandrade) in #595
• Add Helm resilience profile by Osvaldo Andrade (@osvaldoandrade) in #596
• Add Kubernetes resilience suite by Osvaldo Andrade (@osvaldoandrade) in #599
• Add incremental CDC retention cleanup by Osvaldo Andrade (@osvaldoandrade) in #600

Full Changelog: v0.9.0...v0.9.1

v0.9.0

What's Changed

• Default changelog to streams-only; drop ChangeCounterKey rewrite by Osvaldo Andrade (@osvaldoandrade) in #569

Full Changelog: v0.8.9...v0.9.0

v0.8.9

What's Changed

• MV REFRESH FAST: DDL syntax + stale-cursor fallback (closes #541) by Osvaldo Andrade (@osvaldoandrade) in #557
• docs: Streams vs ScyllaDB CDC alignment note (closes #520) by Osvaldo Andrade (@osvaldoandrade) in #558
• CDC: per-table StreamSpecification retention override (closes #521) by Osvaldo Andrade (@osvaldoandrade) in #559
• CDC: idempotency markers on ChangeRecord (closes #524) by Osvaldo Andrade (@osvaldoandrade) in #560
• CDC: runtime stream-spec toggle via UpdateStreamSpecification (#525) by Osvaldo Andrade (@osvaldoandrade) in #561
• CDC: DELTA_IMAGE view type emits only changed columns (closes #522) by Osvaldo Andrade (@osvaldoandrade) in #562
• Reduce write-path overhead of plugin-index hook (#487 fixes 1+2) by Osvaldo Andrade (@osvaldoandrade) in #563
• Implement schema-level counter columns by Osvaldo Andrade (@osvaldoandrade) in #564
• Implement atomic request id deduplication by Osvaldo Andrade (@osvaldoandrade) in #565
• Implement aggregate materialized view counters by Osvaldo Andrade (@osvaldoandrade) in #566
• Thread service levels through pebble lanes by Osvaldo Andrade (@osvaldoandrade) in #567
• Drop write-lane wrap from BatchWriteItem entry points by Osvaldo Andrade (@osvaldoandrade) in #568

Full Changelog: v0.8.8...v0.8.9

v0.8.8

What's Changed

• Add Replica.ScanShard internal RPC (Phase 1/3 of #466) by Osvaldo Andrade (@osvaldoandrade) in #471
• Add cluster.Manager.PeerScanShard fan-in helper (Phase 2/3 of #466) by Osvaldo Andrade (@osvaldoandrade) in #472
• Wire indexItemSourceFor through PeerScanShard (Phase 3/3 of #466) by Osvaldo Andrade (@osvaldoandrade) in #473
• Add -raft-grpc-peers flag + wire it through bench harness by Osvaldo Andrade (@osvaldoandrade) in #474
• Local plugin index Build per node (Phase 1/3 of #475) by Osvaldo Andrade (@osvaldoandrade) in #481
• Fan plugin index queries out across replicas (Phase 2/3 of #475) by Osvaldo Andrade (@osvaldoandrade) in #482
• Drop obsolete multi-node plugin-index limitation notes (Phase 3/3 of #475) by Osvaldo Andrade (@osvaldoandrade) in #483
• Fan Scan across local + remote shards (closes #470) by Osvaldo Andrade (@osvaldoandrade) in #484
• Stream Scan with predicate pushdown (closes #459) by Osvaldo Andrade (@osvaldoandrade) in #485
• Push GSI query limit down to each shard (closes #460) by Osvaldo Andrade (@osvaldoandrade) in #486
• Materialized views: foundation + EAGER hook + read alias (PR A of #488) by Osvaldo Andrade (@osvaldoandrade) in #503
• Materialized views: refresh engine + scheduler (PR B of #488) by Osvaldo Andrade (@osvaldoandrade) in #504
• Materialized views: pause/resume admin (PR C of #488) by Osvaldo Andrade (@osvaldoandrade) in #505
• Bench harness: WITH_MV_EAGER by Osvaldo Andrade (@osvaldoandrade) in #506
• Wire MV EAGER hook into BatchWriteItem / UpdateItem / DeleteItem (closes #507) by Osvaldo Andrade (@osvaldoandrade) in #508
• batchWriteFanOut: dedup routing + pre-size buckets (closes #455) by Osvaldo Andrade (@osvaldoandrade) in #530
• Coalesce MV EAGER hook in batch path (#531) by Osvaldo Andrade (@osvaldoandrade) in #532
• bench_ab: propagate WITH_MV_EAGER + WITH_PLUGIN_INDEX by Osvaldo Andrade (@osvaldoandrade) in #533
• Cross-shard MV EAGER cascade via peer gRPC (closes #534) by Osvaldo Andrade (@osvaldoandrade) in #535
• catalog: Describe falls back to MV pebble key on cold cache by Osvaldo Andrade (@osvaldoandrade) in #536
• MV writes bypass raft (RF=1 by design) by Osvaldo Andrade (@osvaldoandrade) in #537
• CreateMaterializedView waits for peers to see the new view (#538) by Osvaldo Andrade (@osvaldoandrade) in #539
• mapStorageErr: ErrMVNotFound → codes.NotFound by Osvaldo Andrade (@osvaldoandrade) in #540
• Add REFRESH FAST mode for materialized views (#541 Phase 1) by Osvaldo Andrade (@osvaldoandrade) in #542
• bench: WITH_MV_FAST=1 knob to exercise REFRESH FAST (#541 Phase 2) by Osvaldo Andrade (@osvaldoandrade) in #543
• WL-1: Service Level catalog + SQL DDL (#496 of epic #489) by Osvaldo Andrade (@osvaldoandrade) in #544
• WL-2: caller → service level resolution (#497 of epic #489) by Osvaldo Andrade (@osvaldoandrade) in #545
• WL-3: per-SL DRR scheduler in pebble lanes (#498 of epic #489) by Osvaldo Andrade (@osvaldoandrade) in #546
• WL-4: per-SL quota controller + hot reload (#499 of epic #489) by Osvaldo Andrade (@osvaldoandrade) in #547
• WL-5: Pause / Resume admin RPCs + Paused field on SL (#500) by Osvaldo Andrade (@osvaldoandrade) in #548
• WL-6: chaos test — admission engagement gate (#501) by Osvaldo Andrade (@osvaldoandrade) in #549
• GSI-1: catalog + DDL foundation (#510 of epic #509) by Osvaldo Andrade (@osvaldoandrade) in #551
• GSI-2: eager write hook + cross-shard cascade (#511) by Osvaldo Andrade (@osvaldoandrade) in #552
• GSI-3: Query routes by indexed value, no fanout (#512) by Osvaldo Andrade (@osvaldoandrade) in #553
• GSI-4: Rebuild backfill over a populated base (#513) by Osvaldo Andrade (@osvaldoandrade) in #554
• GSI-6: Pause / Resume admin RPCs (#515) by Osvaldo Andrade (@osvaldoandrade) in #555
• CDC: queryable changelog table alias (#523) by Osvaldo Andrade (@osvaldoandrade) in #556

Full Changelog: v0.8.7...v0.8.8

v0.8.7

What's Changed

• Guard reads against non-local replicas by Osvaldo Andrade (@osvaldoandrade) in #398
• Compress Raft log payloads by Osvaldo Andrade (@osvaldoandrade) in #400
• Add Raft compression guardrails by Osvaldo Andrade (@osvaldoandrade) in #401
• Add configurable changelog write mode by Osvaldo Andrade (@osvaldoandrade) in #402
• Reduce GetItem read path overhead by Osvaldo Andrade (@osvaldoandrade) in #403
• Skip prior reads for plain puts by Osvaldo Andrade (@osvaldoandrade) in #415
• Parallelize distributed batch write fanout by Osvaldo Andrade (@osvaldoandrade) in #416
• Capture phase benchmark samples by Osvaldo Andrade (@osvaldoandrade) in #417
• Route eventual reads to shard replicas by Osvaldo Andrade (@osvaldoandrade) in #419
• Add storage read/write lanes by Osvaldo Andrade (@osvaldoandrade) in #421
• Add pprof debug listener behind flag (closes #423) by Osvaldo Andrade (@osvaldoandrade) in #439
• Add compare_bench.sh: A/B comparator for bench reports (closes #424) by Osvaldo Andrade (@osvaldoandrade) in #440
• Add micro-benchmarks for Pebble hot path and raft applyLoop (closes #425) by Osvaldo Andrade (@osvaldoandrade) in #441
• Move stream retention from per-write to background ticker (closes #426) by Osvaldo Andrade (@osvaldoandrade) in #442
• Drop duplicate json.Marshal from changelog write path (closes #427) by Osvaldo Andrade (@osvaldoandrade) in #443
• Bypass write lane in CommitBatch (closes #428) by Osvaldo Andrade (@osvaldoandrade) in #444
• Replace changeMu with atomic.Uint64 for changeIndex (closes #429) by Osvaldo Andrade (@osvaldoandrade) in #445
• Binary codec for ChangeRecord on the changelog path (closes #431) by Osvaldo Andrade (@osvaldoandrade) in #447
• Scale read lane workers and queue with GOMAXPROCS (closes #433) by Osvaldo Andrade (@osvaldoandrade) in #449
• Bypass read lane for Get and Has (closes #434) by Osvaldo Andrade (@osvaldoandrade) in #450
• Adaptive workload-mode observer and tuner (opt-in) by Osvaldo Andrade (@osvaldoandrade) in #453
• Add bench_ab.sh: N-runs-per-side A/B with medians by Osvaldo Andrade (@osvaldoandrade) in #462
• Routing fast path: binary search + cached replica membership (closes #456) by Osvaldo Andrade (@osvaldoandrade) in #463
• Parallelize plugin-index plan + bench tooling to exercise it (closes #458) by Osvaldo Andrade (@osvaldoandrade) in #465

Full Changelog: v0.8.6...v0.8.7

v0.8.6

What's Changed

• docs: rewrite README + add make build/server/cli/install/clean by Osvaldo Andrade (@osvaldoandrade) in #392
• Add tunable data-shard write consistency by Osvaldo Andrade (@osvaldoandrade) in #391
• Coalesce async raft replication by Osvaldo Andrade (@osvaldoandrade) in #393
• Revert async raft replication coalescing by Osvaldo Andrade (@osvaldoandrade) in #394
• Add 8-node benchmark harness and raft stability tuning by Osvaldo Andrade (@osvaldoandrade) in #396

Full Changelog: v0.8.5...v0.8.6

v0.8.5

What's Changed

• Distribute shard raft leaders by Osvaldo Andrade (@osvaldoandrade) in #390

Full Changelog: v0.8.4...v0.8.5