mysql2-promise

mysql-promise

Small promises wrapper for mysql2, it's forked and compatible with mysql-promise.

Installation

This module is installed via npm:

$ npm install mysql2-promise --save

Example Usage of query

var db = require('mysql2-promise')();
 
db.configure({
    "host": "localhost",
    "user": "foo",
    "password": "bar",
    "database": "db"
});
 
db.query('UPDATE foo SET key = ?', ['value']).then(function () {
    return db.query('SELECT * FROM foo');
}).spread(function (rows) {
    console.log('Look at all the foo', rows);
});
 
//using multiple databases, giving it a name 'second-db' so it can be retrieved inside other modules/files.
var db2 = require('mysql-promise')('second-db');
 
db2.configure({
    "host": "localhost",
    "user": "foo",
    "password": "bar",
    "database": "another-db"
});
 
db2.query('SELECT * FROM users').spread(function (users) {
    console.log('Hello users', users);
});
 
 

Example Usage of execute

execute() function is similar to query but it use prepared-statements.

var db = require('mysql2-promise')();
 
db.configure({
    "host": "localhost",
    "user": "foo",
    "password": "bar",
    "database": "db"
});
 
db.execute('SELECT * FROM users WHERE LIMIT = ?', [10]).spread(function (users) {
    console.log('Hello users', users);
});
 

Example usage of namedPlaceholders

var db = require('mysql2-promise')();
 
db.configure({
    "host": "localhost",
    "user": "foo",
    "password": "bar",
    "database": "db"
});
 
db.pool.on('connection', function (poolConnection) {
    poolConnection.config.namedPlaceholders = true;
});
 
db.execute('SELECT * FROM users WHERE LIMIT = :limit', {limit: 10}).spread(function (users) {
    console.log('Hello users', users);
});
 

Credits

This library is forked from mysql-promise