QueryBuilder

Installation

npm install nodejs-mysql-querybuilder --save

Documentation

Initialisation

const QueryBuilder = require('nodejs-mysql-querybuilder');

const db = new QueryBuilder({
	host: 'localhost',
	user: 'user',
	password: 'password',
	database: 'database'
});

db.setTable('table');
db.connect();

Select

The select method take one string parameter

db.setTable('users');
db.select('username, password')
	.where('id', 12)
	.and('mail', '[email protected]');
db.execute();
const res = db.fetch();

Insert

The select method take an object as parameter

db.setTable('users');
db.insert({
	username: 'johndoe',
	password: 'foobar',
	mail: '[email protected]'
});

db.execute();

Update

The Update method take an object as parameter and need a where filter

db.setTable('users');
db.update({
	username: 'johndoe',
	password: 'foobar',
	mail: '[email protected]'
});

db.where('id', 12);
db.execute();

Delete

The Delete method take two parameters

db.setTable('users');
db.delete('id', 12);
db.execute();

Filters

Where

where filter is unique, you need to use and if you need another filter

db.setTable('users');
db.select('username, password').where('id', 12).execute();
let res = db.fetchAll();

And

db.setTable('users');
db.select('username, password').where('id', 12).and('mail', '[email protected]').execute();
let res = db.fetchAll();

Or

db.setTable('users');
db.select().where('id', 12).or('mail', '[email protected]').execute();
let res = db.fetchAll();

Join

db.setTable('users');
db.select('users.username, messages.message')
	.join('INNER', 'messages')
	.on('messages.iduser', 'users.id');