连接mongoose
var mongoose = require('mongoose')
var connection = mongoose.createConnection('mongodb://127.0.0.1:27017/test')
const PersonSchema = new mongoose.Schema(
{
name: String,
age: Number
}
)
let Person = connection.model('person', PersonSchema)
Person.find({name: 'lyx'}, (err, doc) => {
console.log(doc)
})
connection.on('error', function(error) {
console.log('数据库连接失败: ' + error)
})
connection.on('open', function(error) {
console.log('数据库连接成功')
})
