evidence-connector-parquet

Evidence Parquet Source Plugin

Installation

Install this plugin in an Evidence app with

npm install evidence-connector-parquet

Register the plugin in your project in your evidence.plugins.yaml file with

datasources:
  evidence-connector-parquet: {}

Usage

1. Launch the development server with npm run dev and navigate to the settings menu (localhost:3000/settings) to add a data source using this plugin.
2. (Optional) Specify options for the Parquet reader in the data source settings.
3. Save the data source
4. Add your parquet files to /sources/your-source-name/.
5. Run npm run sources to load the data into Evidence.
6. Each parquet file will be accessible as a table:
   • hello.parquet -> select * from hello
   • My Parquet File.parquet -> select * from "My Parquet File"

Note: If you use spaces, hyphens or special characters in the file name, you must use the double quotes in the table name.