Apache Iceberg C++ v0.3.0

What's Changed

• chore: bump cpr to 1.14.1 by @HeartLinked in #535
• chore: post release 0.2.0 by @wgtmac in #536
• chore(deps): bump actions/checkout from 6.0.1 to 6.0.2 by @dependabot[bot] in #529
• chore: refactor Transaction::Apply to use separate smaller functions by @zhjwpku in #527
• chore(doc): fix minimum compiler version by @HuaHuaY in #528
• chore: update copyright year to 2026 by @zhjwpku in #537
• refactor(rest): Switch HttpClient to use connection pool by @HeartLinked in #530
• test: add test case for table scan planning by @wgtmac in #492
• feat: add update partition stats by @HeartLinked in #538
• chore: consolidate json serde file names by @zhjwpku in #539
• fix: SetSnapshotRef::ApplyTo should call SetRef by @zhjwpku in #540
• fix(cmake): require Parquet when using system Arrow by @MisterRaindrop in #541
• refactor: replace std::vformat with std::format for ListType|MapType::ToString by @HeartLinked in #545
• fix(test): fix missing registering of avro map logical type by @HeartLinked in #547
• test: Rename TypeTest to VisitTypeTest to avoid naming conflict by @HeartLinked in #546
• refactor: Reduce extra lookup in RegisterTable by @mzibitsker in #549
• refactor(manifest): remove MakeVxWriter functions in favor of MakeWriter by @zhjwpku in #551
• feat: add json serde for expression operations by @evindj in #532
• fix: use std::move when passing by value in the config by @SYaoJun in #555
• chore: remove unnecessary header inclusion by @zhjwpku in #554
• refactor: use std::from_chars instead of stoi/stoll/stod by @HuaHuaY in #556
• chore: improve the pre-commit requirement by @SYaoJun in #557
• feat: add support to select columns in table scan planning by @wgtmac in #550
• chore(deps): bump nanoarrow to 0.8.0 by @lishuxu in #558
• feat: Implement NoopAuthManager and integrate it with RestCatalog by @lishuxu in #544
• infra: set github actions max-parallel to 15 by @kevinjqliu in #565
• ci: Remove unused strategy sections from non-matrix jobs by @kevinjqliu in #566
• doc: add AI-assisted contributions guidelines by @zhjwpku in #568
• fix: fix grammar errors in comments by @shangxinli in #569
• fix: fix misspelled variable, missing format arg, and wrong pointer assignment by @shangxinli in #570
• CI: Add CodeQL workflow for GitHub Actions security scanning by @kevinjqliu in #567
• chore(ci): add explicit least-privilege workflow permissions by @kevinjqliu in #573
• chore(deps): bump actions/checkout from 4 to 6 by @dependabot[bot] in #574
• feat: add SnapshotManager by @zhjwpku in #542
• feat: implement DataWriter for Iceberg data files by @shangxinli in #552
• fix: use strtod fallback when std::from_chars(float) unavailable by @zhjwpku in #572
• refactor: Use RestCatalogProperties by value instead of unique_ptr by @lishuxu in #575
• feat: Implement BasicAuthManager to support basic authentication by @lishuxu in #564
• refactor: Optimize SnapshotUtil ancestor methods with early return by @WZhuo in #560
• chore(deps): bump actions/download-artifact from 7 to 8 by @dependabot[bot] in #580
• chore: use ubuntu-slim for lightweight jobs by @zhjwpku in #578
• chore(deps): bump actions/upload-artifact from 6.0.0 to 7.0.0 by @dependabot[bot] in #579
• fix: add missing direct include of in file_writer.h by @shangxinli in #584
• feat: add json serde for expressions by @evindj in #553
• fix(ci): windows ci should return error if build fails by @wgtmac in #586
• feat: Add incremental scan API by @WZhuo in #559
• feat: implement truncate max for literals by @WZhuo in #585
• feat: implement UpdateMapping and apply meta change to UpdateSchema by @zhjwpku in #561
• feat: Implement PositionDeleteWriter for position delete files by @shangxinli in #582
• feat: Implement EqualityDeleteWriter for equality delete files by @shangxinli in #583
• refactor: introduce TransactionContext to decouple Transaction and PendingUpdate by @wgtmac in #591
• feat: bind literals with right type after serde by @evindj in #562
• chore: add ai related files to .gitignore by @wgtmac in #593
• feat(rest): add initial oauth2 support to rest catalog by @lishuxu in #577
• feat(rest): support snapshot loading mode by @HeartLinked in #543
• fix: use base_location instead of location in CreateTable by @WZhuo in #594
• chore(deps): update nanoarrow download url by @wgtmac in #596
• Infra: Remove GitHub Actions from Dependabot configuration by @kevinjqliu in #597
• feat(puffin): add basic data structures and constants by @zhaoxuan1994 in #588
• fix: use secure random for UUID generation by @wgtmac in #602
• fix: add using StructType::Equals to fix -Woverloaded-virtual warning by @WZhuo in #601
• feat: add roaring-based position bitmap by @wgtmac in #595
• feat: Impl IncrementalAppendScan by @WZhuo in #590
• feat: add position delete index by @wgtmac in #605
• feat: metrics for avro writer by @WZhuo in #604
• feat: add StructLikeSet by @wgtmac in #598
• docs: restructure and improve documentation website by @wgtmac in #606
• fix: update metadata_location_ in Table::Refresh() method by @linguoxuan in #612
• feat(data): add DeleteLoader for position and equality delete files by @wgtmac in #610
• feat/perf: optimize AddRange in RoaringPositionBitmap by @Baunsgaard in #608
• feat(rest): support namespace separator by @wgtmac in #617
• feat: add s3 file io integration by @MisterRaindrop in #548
• feat(puffin): add format constants, utilities, and JSON serialization by @zhaoxuan1994 in #603
• ci: apply github workflow best practice (zizmor/codeql/asf-allowlist-check) by @kevinjqliu in #618
• feat: implement incremental changelog scan by @WZhuo in #611
• chore: add more ai related .gitignore by @HuaHuaY in #621
• ci: set zizmor min-severity and min-confidence to medium by @kevinjqliu in #620
• chore(deps): bump actions/upload-artifact from 7.0.0 to 7.0.1 by @dependabot[bot] in #622
• chore: bump arrow-cpp to 24.0.0 by @wgtmac in #623
• feat: add ReachableFileCleanup to expire snapshots by @shangxinli in #592
• feat: retry failed transaction commit by @linguoxuan in #626
• fix(ci): restore auth for docs gh-pages deploy by @wgtmac in #625
• fix: typo in RoaringPositionBitmap deletion vector note by @zhjwpku in #632
• chore(deps): bump github/codeql-action from 4.35.1 to 4.35.2 by @dependabot[bot] in #629
• chore(deps): bump zizmorcore/zizmor-action from 0.5.2 to 0.5.3 by @dependabot[bot] in #630
• fix: concurrent Lazy::Get should get correct result by @HuaHuaY in #634
• chore(deps): bump mozilla-actions/sccache-action from 0.0.9 to 0.0.10 by @dependabot[bot] in #636
• fix: repair shared package linkage and export scan builder symbols by @zhjwpku in #635
• feat: add iceberg_data library alongside iceberg by @zhjwpku in #631
• fix(cmake): use consistent generator expressions to link libraries by @zhjwpku in #639
• ci: use ilammy/msvc-dev-cmd for Windows MSVC environment by @zhjwpku in #643
• refactor(util): make retry policy explicit and deterministic by @wgtmac in #633
• ci: split S3/MinIO into a Linux and macOS-only workflow by @zhjwpku in #642
• CI: Use specific patch versions in workflow action comments by @kevinjqliu in #644
• feat(io): add streaming FileIO support by @wgtmac in #641
• feat(data): add delete filter support by @wgtmac in #650
• chore(deps): bump github/codeql-action from 4.35.2 to 4.35.3 by @dependabot[bot] in #647
• chore(deps): bump github/codeql-action from 4.35.3 to 4.35.4 by @dependabot[bot] in #654
• build: sync Meson project version with CMake by @slfan1989 in #655
• fix: preserve snapshot ID width in UseRef by @fallintoplace in #661
• feat(manifest): add ManifestFilterManager and ManifestMergeManager by @gty404 in #652
• feat: add IncrementalFileCleanup strategy and dispatch in ExpireSnapshots::Finalize by @shangxinli in #648
• fix(parquet): check compression codec availability by @wgtmac in #656
• feat(io): add bulk delete API to FileIO. by @slfan1989 in #659
• fix(ci): fix macOS ci to use provided fmt by @slfan1989 in #670
• feat(data): add MOR file scan task reader by @wgtmac in #657
• feat: Add v3 timestamp nanosecond primitive types by @zhjwpku in #653
• fix: evaluate ManifestGroup file filters by @fallintoplace in #664
• fix: disallow zoned and non-zoned literal comparisons by @zhjwpku in #676
• chore(deps): bump github/codeql-action from 4.35.4 to 4.35.5 by @dependabot[bot] in #677
• chore(deps): bump zizmorcore/zizmor-action from 0.5.3 to 0.5.6 by @dependabot[bot] in #678
• chore(ci): skip actions for draft PRs by @zhjwpku in #680
• refactor: move temporal utilities out of transform util by @zhjwpku in #675
• feat: metrics for parquet writer by @WZhuo in #651
• fix(parquet): fix parquet writer metrics conversion by @wgtmac in #681
• feat(data): coalesce position deletes into range inserts by @Baunsgaard in #645
• ci: update pre-commit workflow permissions to write by @gty404 in #683
• fix(meson): add missing install headers for meson by @wgtmac in #684
• feat(puffin): add puffin file reader and writer by @zhaoxuan1994 in #624
• fix: correct StrictMetricsEvaluator::CanContainNulls/CanContainNaNs when field missing from stats map by @sentomk in #686
• docs: add Iceberg security model by @sungwy in #688
• chore(deps): bump github/codeql-action from 4.35.5 to 4.36.0 by @dependabot[bot] in #691
• build(hive): add ICEBERG_BUILD_HIVE option and skeleton by @MisterRaindrop in #689
• doc: bump minimum Clang version to 18 by @zhjwpku in #695
• feat: add MergingSnapshotUpdate by @gty404 in #682
• chore: normalize license headers by @zhjwpku in #692
• feat(rest): implement OAuth2 token auto-refresh for REST catalog by @lishuxu in #646
• feat(catalog): add SQL catalog by @zhjwpku in #693
• feat: support Iceberg v3 unknown type by @manuzhang in #662
• feat: add executor pool support by @HuaHuaY in #687
• chore: update LICENSE of FnOnce by @HuaHuaY in #698
• feat: metrics reporting for scan and commit by @evindj in #589
• chore: upgrade avro and remove fmt in ci script by @HuaHuaY in #704
• chore: release candidate version string by @zhjwpku in #705
• build: install generated version header by @manuzhang in #710
• feat(hive): vendor Hive 3.1 metastore + fb303 Thrift IDL by @MisterRaindrop in #694
• feat(rest): add scan plan endpoints to REST catalog client by @gsandeep1241 in #614
• chore: disable installing googletest libs by @zhjwpku in #711
• fix: avoid stale gh run watch in RC release script by @wgtmac in #712
• fix: align manifest partition reads with reassigned IDs by @wgtmac in #700
• fix(rest): use "ref" field name for AssertRefSnapshotId requirement by @plusplusjiajia in #702
• fix: Assign UUID when creating table metadata by @WZhuo in #713
• fix: YearTransform passes wrong TransformType kTruncate instead of kYear by @WZhuo in #715
• fix: make release script more robust by @wgtmac in #717

New Contributors

• @mzibitsker made their first contribution in #549
• @evindj made their first contribution in #532
• @SYaoJun made their first contribution in #555
• @zhaoxuan1994 made their first contribution in #588
• @linguoxuan made their first contribution in #612
• @Baunsgaard made their first contribution in #608
• @fallintoplace made their first contribution in #661
• @sentomk made their first contribution in #686
• @sungwy made their first contribution in #688
• @manuzhang made their first contribution in #662
• @gsandeep1241 made their first contribution in #614

Full Changelog: v0.2.0...v0.3.0