Release v0.1.3

Release Notes

NeuG v0.1.3

Release Date: 2026-03-17
Full Changelog: v0.1.2...release-v0.1.3

New Features

• Graph Data Science (GDS) Extension — Added built-in graph algorithms including WCC, BFS, PageRank, LCC, K-Core, Label Propagation, Louvain, and Leiden (#560).
• COPY TEMP Graph Computation — Support temporary graph computation via COPY TEMP without persisting intermediate results (#595).
• Node.js Binding — Implemented core Node.js binding code (#424).

Bug Fixes

• Fixed macOS ARM64 build failures in nightly wheel builds (#515, #517).
• Fixed parquet loading silently loading 0 rows with non-standard column names (#455).

Refactoring & Improvements

• Switched UpdateTransaction to copy-on-write snapshot isolation (#370).
• Unified compiler LogicalType with engine DataType (#525).
• Introduced Module, Checkpoint, and CheckpointManager for database directory management (#148).

Build & CI

• macOS ARM64 CI — Added dedicated macOS ARM64 test workflow (#576).
• Improved workflow triggers for build-wheel.yml (#588).
• Added AI-powered issue triage workflow and PR completeness check (#469, #466).

Documentation

• Added Node.js installation and quick example to README (#633).
• Documented that data I/O operations are embedded-mode only (#597).

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发布说明

NeuG v0.1.3

发布日期： 2026-03-17
完整变更记录： v0.1.2...release-v0.1.3

新功能

• 图数据科学（GDS）扩展 — 新增内置图算法，包括 WCC、BFS、PageRank、LCC、K-Core、标签传播、Louvain 和 Leiden（#560）。
• COPY TEMP 图计算 — 支持通过 COPY TEMP 进行临时图计算，无需持久化中间结果（#595）。
• Node.js 绑定 — 实现 Node.js 绑定的核心代码（#424）。

缺陷修复

• 修复夜间 wheel 构建中的 macOS ARM64 构建失败（#515、#517）。
• 修复非标准列名导致 parquet 加载 0 行的问题（#455）。

重构与改进

• UpdateTransaction 切换为写时复制快照隔离（#370）。
• 统一编译器 LogicalType 与引擎 DataType（#525）。
• 引入 Module、Checkpoint 和 CheckpointManager，优化数据库目录管理（#148）。

构建与 CI

• macOS ARM64 CI — 新增 macOS ARM64 专用测试工作流（#576）。
• 改进 build-wheel.yml 的工作流触发条件（#588）。
• 新增 AI 驱动的 issue 分类工作流和 PR 完整性检查（#469、#466）。

文档

• README 中新增 Node.js 安装和快速示例（#633）。
• 说明数据 I/O 操作仅支持嵌入式模式（#597）。

Release v0.1.2

Release v0.1.2

We are delighted to announce NeuG v0.1.2! This release brings major query language improvements (including the MERGE clause and schema-free COPY FROM), cloud object storage support (S3/OSS/HTTP), comprehensive Parquet export, an enhanced CLI with autocomplete and syntax highlighting, and numerous stability and performance fixes across the storage and query engine.

✨ Features

• feat: Support specifying BufferStrategy when open a database by @zhanglei1949 in #162
• feat: Support COPY FROM without prior DDL by @shirly121 in #134
• feat: Improve Column Remapping Performance in COPY FROM by @shirly121 in #193
• feat: Support Multiplicity and Extra Options for Edge Type by @shirly121 in #281
• feat: Support MERGE Clause to Ensure Pattern Existence by @shirly121 in #312
• feat: Support converting QueryResult to pyarrow table by @zhanglei1949 in #270
• feat: Add comprehensive Parquet export support with complex data types by @BingqingLyu in #241
• feat: Add S3/OSS/HTTP extension support for cloud object storage by @BingqingLyu in #179
• feat: Add rich autocomplete and syntax highlighting by @Mrhs121 in #373
• feat: Add AGENTS.md to NeuG by @zhanglei1949 in #327
• feat: Update help info of neug-cli by @lnfjpt in #253
• feat: Add nightly ldbc interactive benchmark by @lnfjpt in #217
• feat: Report nightly result by @lnfjpt in #353
• feat: Use sort_key_for_nbr in ldbc benchmark by @lnfjpt in #324
• feat: Update codegraph skill with pr-analysis pattern by @BingqingLyu in #362

🐛 Bug Fixes

• fix: Maintain the edge count in the CSR by @liulx20 in #209
• fix: Fix incorrect passing for buffer_strategy by @zhanglei1949 in #223
• fix: Enhance the expressiveness of VertexAccessor and EdgeAccessor by @liulx20 in #215
• fix: Refactor the file lock by @liulx20 in #189
• fix: Refactor string-column dump by @liulx20 in #172
• fix: Fix edge relation getting by @zhanglei1949 in #244
• fix: Fix EnsureCapacity for edge table in PropertyGraph by @zhanglei1949 in #275
• fix: Disable resizing during the INSERT transaction by @liulx20 in #283
• fix: Fix compile of parquet extension by @lnfjpt in #278
• fix: Fix Bugs in Duplicated Column Projections by @shirly121 in #276
• fix: Support List Expression to Fix Bugs in Unwind by @shirly121 in #280
• fix: Fix string dump by @liulx20 in #287
• fix: Fix two small bugs by @zhanglei1949 in #301
• fix: Use lower_bound for the sorted-region boundary in foreach_nbr_lt by @liulx20 in #295
• fix: Adjust precedence for string/list predicates with NOT by @Spockkk0225 in #322
• fix: Improve unsupported operator error messages with readable names by @shirly121 in #319
• fix: Fix bugs of copy to after load from by @shirly121 in #336
• fix: Fix bug for MMapContainer::IsDirty() by @zhanglei1949 in #368
• fix: Support Returning Edge Properties Immediately After Edge Creation by @liulx20 in #309
• fix: String literals longer than 48 chars crash query pipeline (issue 345) by @ShunyangLi in #350
• fix: Bug fix by @zhanglei1949 in #380
• fix: Update minimum CMake version to 3.16 by @liulx20 in #375
• fix: Disable libunwind in glog by @liulx20 in #383
• fix: DROP TABLE no longer leaks across checkpoint boundary by @zhanglei1949 in #399
• fix: Avoid copying during edge filtering by @liulx20 in #358
• fix: Correct the unsorted boundary for csr by @liulx20 in #394
• fix: Fix empty line in neug cli by @lnfjpt in #268
• fix: Fix build-wheel error in neug-extension-test by @lnfjpt in #356

🔧 Refactoring & Internals

• refactor: Avoid unnecessary MD5 computation by @zhanglei1949 in #195
• refactor: Remove idIndexer::insert_safe, add param bool insert_safe for insert by @zhanglei1949 in #175
• refactor: Rename USAGE.md to README.md for tools/java_driver by @zhanglei1949 in #218
• refactor: Move the file when doing Dump for FileSharedMMap by @zhanglei1949 in #212
• refactor: Remove dummy method in lf_indexer by @zhanglei1949 in #227
• refactor: Remove wal_uri config and remove dummy work_dir in NeuGDB open by @zhanglei1949 in #230
• refactor: Serialize vertex_timestamp into one single file by @zhanglei1949 in #231
• refactor: Remove dummy field for NeuGDBService and ensure the correctness of its functions by @zhanglei1949 in #235
• refactor: Disable auto checkpoint for read-only mode by @zhanglei1949 in #237
• refactor: Directly open degree_list and cap_list in container and avoid copy in dump by @zhanglei1949 in #267
• refactor: Refactors the graph schema modification interfaces by @liulx20 in #289
• refactor: Avoid passing error_on_conflict to storage layer by @zhanglei1949 in #291
• refactor: Merge proto related target into one by @zhanglei1949 in #310
• refactor: Update predicate operator size and indexing in tc_fuse.cc by @liulx20 in #332
• refactor: Remove redundant field of Table by @zhanglei1949 in #349
• refactor: Use Value as the underlying type for default value store in Schema by @zhanglei1949 in #344
• refactor: Unify the Edge/Vertex label resolution in UpdateTransaction by @zhanglei1949 in #355
• refactor: Replace some dangerous LOG(FATAL) with exception throw by @zhanglei1949 in #360
• refactor: Refactor json extension as built-in functionality by @shirly121 in #337
• refactor: Wrap VertexTable::indexer_ and v_ts_ as std::shared_ptr by @zhanglei1949 in #391
• refactor: Consolidate Schema vertex/edge label check API by @zhanglei1949 in #393
• refactor: Rename GenericView/generic_view.h to CsrView/csr_view.h by @zhanglei1949 in #397
• refactor: Remove unused LFIndexer::build_empty_LFIndexer by @zhanglei1949 in #403
• refactor: Add md5 for string column by @liulx20 in #258

📚 Documentation

• docs: Update document since parquet is available since v0.1.1 by @BingqingLyu in #192
• docs: Clean up Java API reference doc by @longbinlai in #207
• docs: Fix key format for tinysnb tutorial by @longbinlai in #213
• docs: Update Parquet support status in data-io index documentation by @longbinlai in #214
• docs: Fix docs errors by @Spockkk0225 in #304
• docs: Update extensions index.md to reflect JSON built-in status and use PARQUET examples by @BingqingLyu in #406

🛠 CI/CD

• ci: Restrict the self-hosted runners used by neug-test by @lnfjpt in #196
• ci: Add label for self-hosted runner in neug-test by @lnfjpt in #199
• ci: Temporarily disable the multiprocessing test case by @liulx20 in #234
• ci: Simplify ccache key by @zhanglei1949 in #285
• ci: Add test to ensure service-related API correct by @zhanglei1949 in #259
• ci: Use github-hosted runner in neug-test by @lnfjpt in #317

⚠️ Breaking / Migration Notes

• Minimum CMake version is now 3.16 (#375).
• GenericView is renamed to CsrView; external code referencing the old header must update its include paths (#397).
• Schema modification interfaces are reworked — downstream tooling that called the old APIs should be revisited (#289).

New Contributors

• @ShunyangLi made their first contribution in #350
• @Mrhs121 made their first contribution in https://github.com/alibaba/n...