lancedb-gatefixer[bot] 1e4662ac23 fix(remote): unify unsupported operation errors and warnings (#4414)
Remote SDKs report Cloud-specific errors against self-hosted servers,
and some Python wrappers raise different exception types for the same
unsupported operation. The sync index wrapper also warns that `replace`
is ignored even though Rust forwards it to the server.

Use backend-neutral table/server diagnostics and the existing
`NotSupported` error conversions for unsupported manifest operations,
blob ranges, primary keys, optimization, and HNSW-PQ indexes. Sync
Python delegates to the async paths, so manifest operations and
`optimize()` consistently raise `NotImplementedError`. Legacy and
config-based HNSW-PQ creation share the same error and alternative-index
advice.

Remove the false replacement warning and simplify the ignored
GPU-accelerator warning. Keep the deprecated cleanup/compaction no-ops,
with backend-neutral warnings that do not assume automatic server
maintenance.

Embedding configuration forwarding and stale warning removal are now
supplied by #4408 in `main`. Retain the regression that verifies full
embedding metadata and warning-free remote creation alongside the
diagnostics tests.

Validation against the merged `main` revision `bbc4aebe` and Lance
14.0.0-beta.1:

- Rebuilt the Python extension with `uv run --extra tests --extra dev
maturin develop --extras tests,dev`; all 122 remote Python tests passed.
Root Ruff checks and formatting passed using the uv-managed environment.
- `pnpm build`, `pnpm lint`, formatting, and `pnpm run docs` passed; all
47 remote Node tests and the focused local vector-index regression
passed.
- All 583 Rust remote tests and 54 query unit tests passed, along with
`cargo check --quiet --features remote --tests --examples`, `cargo
clippy --quiet --features remote --tests --examples`, and `cargo fmt
--all`.

Fixes #4393

<!-- lance-gatekeeper-fix:v1 agent=10bafd337999f4910855c3a9b71e7dcf
generation=1 -->

---------

Co-authored-by: Gatefixer <313497061+lancedb-gatefixer[bot]@users.noreply.github.com>
2026-10-08 18:42:42 -07:00
2023-03-17 18:15:19 -07:00
2025-03-10 09:01:23 -07:00

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LanceDB

The Multimodal Lakehouse for AI

How to Install ✦ Detailed Documentation ✦ Tutorials and Recipes ✦ Contributors

The ultimate multimodal data platform for AI/ML applications.

LanceDB is designed for fast, scalable, and production-ready vector search. It is built on top of the Lance columnar format. You can store, index, and search over petabytes of multimodal data and vectors with ease. LanceDB is a central location where developers can build, train and analyze their AI workloads.


Demo: Multimodal Search by Keyword, Vector or with SQL

LanceDB Multimodal Search

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⭐ Click here ⭐ to see how fast we're growing!

Key Features:

  • Fast Vector Search: Search billions of vectors in milliseconds with state-of-the-art indexing.
  • Comprehensive Search: Support for vector similarity search, full-text search and SQL.
  • Multimodal Support: Store, query and filter vectors, metadata and multimodal data (text, images, videos, point clouds, and more).
  • Advanced Features: Zero-copy, automatic versioning, manage versions of your data without needing extra infrastructure. GPU support in building vector index.

Products:

  • Open Source & Local: 100% open source, runs locally or in your cloud. No vendor lock-in.
  • Cloud and Enterprise: Production-scale vector search with no servers to manage. Complete data sovereignty and security.

Ecosystem:

  • Columnar Storage: Built on the Lance columnar format for efficient storage and analytics.
  • Seamless Integration: Python, Node.js, Rust, and REST APIs for easy integration. Native Python and Javascript/Typescript support.
  • Rich Ecosystem: Integrations with LangChain 🦜️🔗, LlamaIndex 🦙, Apache-Arrow, Pandas, Polars, DuckDB and more on the way.

How to Install:

Follow the Quickstart doc to set up LanceDB locally.

API & SDK: We also support Python, Typescript and Rust SDKs

Interface Documentation
Python SDK https://lancedb.github.io/lancedb/python/python/
Typescript SDK https://lancedb.github.io/lancedb/js/globals/
Rust SDK https://docs.rs/lancedb/latest/lancedb/index.html
REST API https://docs.lancedb.com/api-reference/rest

Join Us and Contribute

We welcome contributions from everyone! Whether you're a developer, researcher, or just someone who wants to help out.

If you have any suggestions or feature requests, please feel free to open an issue on GitHub or discuss it on our Discord server.

Check out the GitHub Issues if you would like to work on the features that are planned for the future. If you have any suggestions or feature requests, please feel free to open an issue on GitHub.

Contributors

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Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
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