node-key-value-storage

node-key-value-storage

Create data storage that uses a simple key-value method

Features

• ✅ 0 Dependencies
• ✅ NoSQL Database
• ✅ Lightwight

Demo

https://codesandbox.io/p/devbox/nodejs-key-value-storage-lk3g7f

Installation

npm install node-key-value-storage

Initialization

//ES Modules import style
import {Nkvs} from 'node-key-value-storage'

//CommonJS import style
const {Nkvs} = require('node-key-value-storage')

const db = await Nkvs.init({
	storageName:'mystorage'
})

Example Usage

import {Nkvs} from 'node-key-value-storage'

void async function main() {
	const db = await Nkvs.init({
		storageName:'mystorage'
	})
	
	console.log(await db.put('yes','no'))
	console.log(await db.get('yes'))
	console.log(await db.list())
	console.log(await db.delete('yes'))
}()

const {Nkvs} = require('node-key-value-storage')

void async function main() {
	const db = await Nkvs.init({
		storageName:'mystorage'
	})
	
	console.log(await db.put('yes','no'))
	console.log(await db.get('yes'))
	console.log(await db.list())
	console.log(await db.delete('yes'))
}()

API Reference

Init Parameters

await init({
	dataDirName?:string,
	storageName:string 
})

• dataDirName = (Optional) Alphanumeric name of data directory (default = 'data')
• storageName = (Required) Alphanumeric name of storage

Write key-value pairs

await put(key:string,value:string)

The put() method returns a Promise that you should await on to verify a successful update which resolves with a boolean :

• true = Update successful
• false = Update failed

Read key-value pairs

await get(key:string)

The get() method returns a promise you can await on to get the value which resolves with:

• null = The key is not found
• data = Get the value successful
• false = Get the value failed

List keys

await list()

Use a list operation to view all the keys that live in a given storage, return a promise which resolves with an object:

• keys = Array of keys
• complete = True if operation complete

Delete key-value pairs

await delete(key:string)

To delete a key-value pair, call the delete() method, return a promise which resolves with:

• null = The key is not found
• true = Delete successful
• false = Delete failed

License

MIT