jndb

• Installation
• Docs
  • class Connection
    • constructor(table, options)
    • get count()
    • delete(key)
    • has(key)
    • insert(key, value)
    • fetch(key)
    • fetchArray()
    • fetchAll()
    • compress()
    • uncompress()
• Usage
• Issues

Installation

master: npm i DeltaRade/jndb
stable: npm i jndb

Docs

class Connection

constructor(table, options)

• Parameters:
  • table — string —
  • {{path:'.',fetchAll:false}} —

get count()

gets the amount of entries from the database directly

delete(key)

deletes a key from the database

• Parameters: key — string|number —
• Returns: this —

has(key)

checks if the database has a value

• Parameters: key — string|number —
• Returns: boolean —

insert(key, value)

insert a value into the database

• Parameters:
  • key — string|number —
  • value — * —
• Returns: this —

fetch(key)

fetch a value from the database and adds it to this.

• Parameters: key — string|number —
• Returns: * —

fetchArray()

fetch all table objects from the database directly and inserts them into an array in the form of:[ { key:string|number,value:any } ]

• Returns: Array<{}> —

fetchAll()

fetch all table objects from the database directly

• Returns: {} —

compress()

compresses the database into a separate file called jndb.dat

• Returns: CompressedJSON —

uncompress()

gets the compressed data from jndb.bat (if it exists)

• Returns: CompressedJSON —

Usage

const jndb = require('../index');
const x = new jndb.Connection();
// select the table that is going to be used
x.use('users');
 
 
console.log(x.count);
x.insert('mr john','doe')
console.log(x.count)
 
// returns undefined if value cannot be obtained
console.log(x.fetch('unknown'))
 
//fetch table items into an object
let obj=x.fetchAll();
for(let i in obj){
    console.log(i,obj[i])
}
 
// fetch table items as an array of objects
console.log(x.fetchArray())
 
// search the table for specific property matching
// returns an array of objects containing key and value
let kv=x.locate(v=>v=="doe")
console.log(kv,kv[0],kv[0].key,kv[0].value)
 
//compress data into jndb.dat
x.compress()
 
//return uncompressed data from that file
console.log(x.uncompress().json())

Issues

You can post issues here.