//该地址格式:mongodb://[username:password@]host:port/database[?options] //默认port为27017 // mongoose.connect(config.mongod.url, config.mongod.options); mongoose.set('useCreateIndex', true) var db = mongoose.connection; db.on('error', function callback(err) { //监听是否有异常 // co...
var port = mongo.Connection.DEFAULT_PORT; //创建MongoDB数据库所在服务器的Server对象 var server = new mongo.Server(host, port, {auto_reconnect:true}); //创建MongoDB数据库 var db = new mongo.Db('node-mongo-example', server, {saft:true}); //数据库连接操作 db.open(function(err, db){...
at Connection.messageHandler (D:\SoftwareAndProgram\program\weixin\miniprogram\mini-mall\mini-mall-admin\node_modules\mongodb-core\lib\connection\pool.js:444:5) at Socket.<anonymous> (D:\SoftwareAndProgram\program\weixin\miniprogram\mini-mall\mini-mall-admin\node_modules\mongodb-core\lib\connection...
在这里,mongod指的是您需要调用的 MongoDB 服务器实例,mongo指的是 Mongo shell,它将是您与数据库交互的控制台。 接下来,您需要创建一个默认的data文件夹,MongoDB 将用它来存储所有数据文档。从命令行执行以下操作: $ mkdir -p /data/db $ chown `id -u` /data/db 一旦文件已经正确解压到/MongoDB文件...
mongoose.connect('mongodb://localhost/test'); var db = mongoose.connection; db.on('error', console.error.bind(console, 'connection error:')); db.once('open', function callback () { console.log("DB connected"); // yay! });
打开MondoDB (否则mongoose connection error): $> mongod 3. 打开Redis server: $> redis-server 4. 安装nodemon并配置 $> npm install -g nodemon 在packages.json中: "scripts":{"test":"echo \"Error: no test specified\" && exit 1","mystart":"nodemon --exec babel-node src/GraphQL/index....
Welcome to the MariaDB monitor. Commands end with ; or \g. Your MariaDB connection id is 3Server version: 10.1.19-MariaDB Homebrew Copyright (c) 2000, 2016, Oracle, MariaDB Corporation Ab and others. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement....
state.query("state-mongodb", { filter: { OR: [ { EQ: { "person.org": "Dev Ops" } }, { "AND": [ { "EQ": { "person.org": "Finance" } }, { "IN": { "state": ["CA", "WA"] } } ] } ] }, sort: [ { key: "state", order: "DESC" } ], page: { limit: ...
Credentials - The adminUsername and adminPassword are administrators of all the VM's, the MongoDB database and the Tasks database. These credentials are hard coded in the connection string in the Node js server, in /opt/app.js. Modify according to adminUsername:adminPassword you entered...
mongoose.connection.on("connected", function() { console.log("MongoDB connected success") }) // 链接失败 mongoose.connection.on("error", function() { console.log("MongoDB connected error") }) // 断开了 mongoose.connection.on("disconnected", function() { console.log("MongoDB connected ...