lancedb/node

LanceDB

A JavaScript / Node.js library for LanceDB.

Installation

npm install vectordb

This will download the appropriate native library for your platform. We currently support x86_64 Linux, aarch64 Linux, Intel MacOS, and ARM (M1/M2) MacOS. We do not yet support Windows or musl-based Linux (such as Alpine Linux).

Usage

Basic Example

const lancedb = require('vectordb');
const db = lancedb.connect('<PATH_TO_LANCEDB_DATASET>');
const table = await db.openTable('my_table');
const query = await table.search([0.1, 0.3]).setLimit(20).execute();
console.log(results);

The examples folder contains complete examples.

Development

To build everything fresh:

npm install
npm run tsc
npm run build

Then you should be able to run the tests with:

npm test

Rebuilding Rust library

npm run build

Rebuilding Typescript

npm run tsc

Fix lints

To run the linter and have it automatically fix all errors

npm run lint -- --fix