Choose one of examples from the top bar's dropdowns (Common, Validations, Hooks, etc..), or just write your code after the "jugglingdb>" prompt.
User = schema.define('User', {
    name:         String,
    bio:          Text,
    approved:     Boolean,
    joinedAt:     Date,
    age:          Number
});

Post = schema.define('Post', {
    title:     { type: String, length: 255 },
    content:   { type: Text },
    date:      { type: Date,    default: Date.now },
    published: { type: Boolean, default: false }
});
jugglingdb>