const dbAddress = '127.0.0.1'; const dbPort = 27017; const dbName = 'MySensorsDb'; var dbc = require('mongodb').MongoClient; dbc.connect('mongodb://' + dbAddress + ':' + dbPort + '/' + dbName, function(err, db) { if (err) { console.log('Error connecting to database at mongodb://' + dbAddress + ':' + dbPort + '/' + dbName); } else { db.dropDatabase(function(err, result) { if (err) console.log('Error dropping database at mongodb://' + dbAddress + ':' + dbPort + '/' + dbName); else console.log('Successfully dropped database at mongodb://' + dbAddress + ':' + dbPort + '/' + dbName); }); } });