模型

Question

无法识别Mongoose架构中对象或数组声明之间的区别

架构：

 var Schema = mongoose.Schema;
    var user = new Schema({
        _id: {type: Schema.ObjectId, ref: 'Admin'},
        name: {type: String, ref: 'Admin'}
    });

User : [user] or user在哪一个是对象，哪一个是数组