v0.1.0

[0.1.0] - 2026-06-08

Features

• storage: Append-only WAL with group-commit fsync and CRC records (STL-86) (#8)
• storage: Delta tier with row-oriented store and disk spill (STL-87) (#11)
• storage: Sealed segment file format (STL-88) (#12)
• storage: Segment zone maps for planner pruning (STL-89) (#13)
• storage: Pluggable backend trait with local + in-memory impls (STL-90) (#14)
• storage: System-time version writer with close-prior-period (STL-91) (#15)
• storage: Per-table valid-time opt-in (STL-92) (#17)
• storage: Inline provenance columns on every written version (STL-93) (#18)
• storage: Bounded-prefix zone-map stats for large bytes columns (STL-115) (#19)
• storage: Wire stele.toml [storage] backend selection (STL-116) (#20)
• storage: Valid_from/valid_to segment columns for zone-map pruning (STL-117) (#21)
• storage: Record delete/tombstone provenance on period-close (STL-118) (#22)
• storage: Store bare payload in valid-time segments, reframe on read (STL-119) (#23)
• storage: DML insert/update/delete through WAL → delta tier (STL-94) (#24)
• storage: Close a sealed open version via an appended close marker (STL-127) (#25)
• types: Essential scalar + temporal type set (STL-96) (#26)
• query: SQL parser bootstrap + temporal grammar (STL-97) (#27)
• catalog: Versioned schema resolution at a system-time snapshot (STL-98) (#28)
• query: Bind CREATE TABLE / DROP TABLE DDL to the catalog (STL-95) (#31)
• txn: MVCC snapshot acquisition + commit-time assignment (STL-99) (#32)
• storage: Derived validity index — sys_to off the record (STL-133) (#33)
• txn: Per-commit seq + hash-chained commit log (STL-137) (#37)
• storage: Persist retractions; rebuild validity index from segments (STL-143) (#38)
• storage: Validity-index–backed segment prune (STL-139) (#39)
• storage: Thread a real SealedLookup through the valid-time / DML staging path (STL-140) (#43)
• storage: Carry per-commit seq on the version record (STL-141) (#44)
• storage: Order per-key chains by (sys_from, seq); drop the sys_from force-bump (STL-145) (#46)
• exec: SnapshotScan merges delta tier + sealed segments (STL-100) (#45)
• sql: Bind SELECT … FOR SYSTEM_TIME AS OF into a snapshot-scan plan (STL-101) (#48)
• storage: Crash-recovery driver — segment checksum + WAL replay from checkpoint (STL-102) (#49)
• pgwire: Simple-query Q-loop result protocol + SELECT 1 (STL-104) (#50)
• pgwire: Per-type text encoders for the v0.1 scalar set (STL-105) (#51)
• engine: Server-session engine — Catalog + commit clock + per-table tiers (STL-148) (#52)
• pgwire: Route CREATE/DROP TABLE DDL + minimal pg_catalog \d shim (STL-131) (#53)
• sql: Bind INSERT/UPDATE/DELETE into a BoundDml the engine applies (STL-149) (#54)
• pgwire: Route table SELECT + INSERT/UPDATE/DELETE through the simple-query loop (STL-147) (#55)
• cli: Stele version reports the build git commit (STL-106) (#57)
• server: STELE_LOG_FORMAT=json toggle + document logging baseline (STL-107) (#56)
• stele-sim: Seeded fault-injecting virtual disk (STL-109) (#58)
• sim: Virtual clock + ChaCha20 RNG + cooperative scheduler (STL-108) (#59)
• stele-sim: AS OF result-equivalence oracle vs in-memory reference (STL-111) (#61)
• stele-sim: Scenario registry — sweep many, replay one (STL-110) (#60)
• exec: SnapshotScan late materialization + validity-index segment prune (STL-146) (#63)
• pgwire: Report bound local_addr to kill the reserve-drop port race (STL-152) (#65)
• pgwire: End-to-end SQL NULL cell over the table-read path (STL-154) (#67)

Bug Fixes

• ci: Run nightly sanitizers under +nightly toolchain (#30)

Performance

• storage: Prune validity-index spill reads on point/small lookups (STL-142) (#42)

Testing

• pgwire: Cover SSL/GSS N-refusal + server-boot probe (STL-103) (#29)
• storage: Valid-axis zone-map oracle + sys_to migration note (STL-134) (#34)
• storage: Read-path & recovery AS-OF correctness oracle (STL-136) (#35)
• storage: Differential oracle for the validity-index close write path (STL-135) (#36)
• storage: Bitemporal AS-OF reference oracle + metamorphic checks (STL-138) (#40)
• pgwire: Psql-golden wire text-encoder round-trip (STL-150) (#62)
• stele-exec: DuckDB differential oracle for bitemporal AS OF (STL-144) (#64)
• sim: Drive crash-recovery sweeps under FaultDisk injection (STL-153) (#66)

Build System

• Bump thiserror from 1.0.69 to 2.0.18 (#3)

CI/CD

• Bump actions/checkout from 4 to 6 (#2)
• Enforce Conventional Commits on PR titles (STL-85) (#5)
• Enable CodeQL static analysis for Rust + Actions (STL-113) (#6)
• Pin GITHUB_TOKEN to least-privilege on ci + nightly workflows (STL-114) (#7)
• Bump github/codeql-action from 4.36.1 to 4.36.2 (#10)
• Bump taiki-e/install-action from 2.81.3 to 2.81.4 (#9)
• Pin rust-toolchain to 1.85.0 instead of stable (#41)
• nightly: Fix sanitizer matrix — build-std for ABI, drop invalid UBSan (#47)
• Add Docker image + five-minute-path identity-demo smoke gate (STL-112) (#68)
• release: Add tag-driven release pipeline (STL-121) (#69)
• release: Merge per-crate CycloneDX BOMs into one workspace SBOM (STL-156) (#70)
• release: Add SLSA build provenance attestation (STL-157) (#71)
• Isolate the DuckDB differential oracle off the per-PR path (STL-158) (#73)
• release: Drop the untested Windows target from the release matrix (STL-159) (#74)
• release: Migrate retired macos-13 Intel runner to macos-15-intel (STL-161) (#75)
• release: Pin cosign to v2.6.3 so sign-blob keeps working (STL-190) (#76)