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Deno 2.2 Improves Dependency Management and Expands Node.js Compatibility
Deno 2.2 enhances Node.js compatibility, improves dependency management, adds OpenTelemetry support, and expands linting and task automation for developers.
@lancedb/lancedb
Advanced tools
A JavaScript library for LanceDB.
npm install @lancedb/lancedb
This will download the appropriate native library for your platform. We currently support:
We do not yet support musl-based Linux (such as Alpine Linux) or aarch64 Windows.
import * as lancedb from "@lancedb/lancedb";
const db = await lancedb.connect("data/sample-lancedb");
const table = await db.createTable("my_table", [
{ id: 1, vector: [0.1, 1.0], item: "foo", price: 10.0 },
{ id: 2, vector: [3.9, 0.5], item: "bar", price: 20.0 },
]);
const results = await table.vectorSearch([0.1, 0.3]).limit(20).toArray();
console.log(results);
The quickstart contains a more complete example.
npm run build
npm run test
LanceDb uses eslint for linting. VSCode does not need any plugins to use eslint. However, it may need some additional configuration. Make sure that eslint.experimental.useFlatConfig is set to true. Also, if your vscode root folder is the repo root then you will need to set the eslint.workingDirectories to ["nodejs"]. To manually lint your code you can run:
npm run lint
LanceDb uses prettier for formatting. If you are using VSCode you will need to install the "Prettier - Code formatter" extension. You should then configure it to be the default formatter for typescript and you should enable format on save. To manually check your code's format you can run:
npm run chkformat
If you need to manually format your code you can run:
npx prettier --write .
npm run docs
cd ../docs
# Asssume the virtual environment was created
# python3 -m venv venv
# pip install -r requirements.txt
. ./venv/bin/activate
mkdocs build
FAQs
LanceDB: A serverless, low-latency vector database for AI applications
The npm package @lancedb/lancedb receives a total of 8,707 weekly downloads. As such, @lancedb/lancedb popularity was classified as popular.
We found that @lancedb/lancedb demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 5 open source maintainers collaborating on the project.
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