标签:mongoose

mongoose模块中使用populate方法关联数据,报错Schema hasn’t been registered for model “…”的解决方法

mongoose模块中使用populate方法关联数据,报错Schema hasn’t been registered for model “…”的解决方法

别拦我!别拦我!别拦我! 我要给大家分享个bug!!! 情况是这样的,一个Node.js+MongoDB的项目中,使用了mongoose操作数据库,在使用populate()方法进行类似表关联操作的时候,报错如下: Schema hasn't been registered for m

admin admin 2018-09-10
3.5K+ 9 0
Node.js中mongoose模块连接MongoDB数据库时提示(node:12580) DeprecationWarning: current URL string parser is deprecated, and will be removed in a future version. To use the new parser, pass option { useNewUrlParser: true } to MongoClient.connect.的解决方案

Node.js中mongoose模块连接MongoDB数据库时提示(node:12580) DeprecationWarning: current URL string parser is deprecated, and will be removed in a future version. To use the new parser, pass option { useNewUrlParser: true } to MongoClient.connect.的解决方案

在Node.js项目中用mongoose模块(版本5.2.6)命令连接MongoDB数据库代码如下: const mongoose = require('mongoose'); let db = mongoose.connect('mongodb://localhost/hd15'); mon

admin admin 2018-08-07
7.2K+ 2 0