1. 快速

https://blog.csdn.net/xiaoba_598/article/details/83141894

其中要在 config>plugin.js中添加以下代码  
　　const mongoose = require('mongoose');
　　exports.mongoose = {
　　　　enable: true,
　　　　package: 'egg-mongoose',
　　};
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具体请看官方文档
https://github.com/eggjs/egg-mongoose
https://www.npmjs.com/package/egg-mongoose