@duck_ui/core

Pure JavaScript engine for DuckDB-WASM: query execution, caching, chart factories, and utilities. Zero framework dependencies.

Install

npm install @duck_ui/core @duckdb/duckdb-wasm

Usage

import { DuckUI } from '@duck_ui/core'

const ui = new DuckUI()
await ui.init({ orders: [{ id: 1, product: 'Widget', total: 99 }] })

const result = await ui.query('SELECT count(*) as n FROM orders')
console.log(result.rows) // [{ n: 1 }]

await ui.destroy()

What's Included

• Engine: DuckDB-WASM init, connection pool, query executor, LRU cache, filter injection, schema inspector
• Chart factories: createChart, buildChartOptions, drawPie, createSparkline, queryResultToChartData
• Themes: lightTheme, darkTheme, color palettes
• Utilities: formatCellValue, resolveFormatter, exportToFile, observeSize

Documentation

Full API reference: docs/api/core.md

License

Apache-2.0