A
var mongoose = require('mongoose');
var db = mongoose.createConnection('mongodb://localhost/test');
var UserSchema = new mongoose.Schema( {
name: { type: String, default: "hahaha" },
age: { type: Number, min: 18, index: true },
bio: { type: String, match: /[a-z]/ },
date: { type: Date },
buff: Buffer
} );
var User = db.model("User",UserSchema)
var newUser = new User({ name: "Alice", age: 21})
newUser.save()



