what is model schema document in mongo db
var personSchema = new Schema({
name: { type: String, default: 'anonymous' },
age: { type: Number, min: 18, index: true },
bio: { type: String, match: /[a-zA-Z ]/ },
date: { type: Date, default: Date.now },
});
var personModel = mongoose.model('Person', personSchema);
var comment1 = new personModel({
name: 'Witkor',
age: '29',
bio: 'Description',
});
comment1.save(function (err, comment) {
if (err) console.log(err);
else console.log('fallowing comment was saved:', comment);
});