如何存根Mongoose模型构造函数
I'm trying to use Sinon.js to stub the model constructor of my Student Mongoose model. 我正在尝试使用Sinon.js来存储我的Student Mongoose模型的模型构造函数。 var Student = re...
mongoose使用model.update更新文档中的值
What am i doing wrong here, I want to update the score? 我在这里做错了什么,我想更新分数? the problem is it executes the code without errors but doesn't update the sc...
koa2入门(3)mongoose 增删改查
项目地址:https://github.com/caochangkui/demo/tree/koa-mongoose 连接数据库 数据库名字为:koa-mongoose const mongoose = require('mongoose')// 连接数据库,URL以mongodb:// + [用户...
通过Mongoose在MongoDB中存储巨大的JSON数据
Let's say I have an JavaScript Array companyBills and inside of it I have m objects stored in such manner; with m > 100.000 elements. 假设我有一个JavaScr...
如何在Express.js和mongoose中编写异步for-each循环?
I have a function that returns an array of items from MongoDB: 我有一个函数从MongoDB返回一个项目数组: var getBooks = function(callback){ Comment.distinct("doc", f...
mongoose的promise(转发)
Switching out callbacks with promises in MongoosePublished on July 28, 2015mongo node mongoose promisesWorking with promises and mongoose just became ...
我如何将mongoose id传递给中间件?
My goal is to pass a mongoose id to an express middleware, but seems like It is not possible from my perspective, I tried to pass in req.params.id, bu...
使用mongoose按嵌套的子文档值过滤
How can I filter by a nested subdocument value ? I need to filter the playlist by the owner id. 如何通过嵌套的子文档值进行筛选?我需要通过所有者ID过滤播放列表。 var playlistSchema ...
如何使用mongoose从子文档数组中检索特定字段
I'm trying to get a specific field from a subdocument array 我正在尝试从子文档数组中获取特定字段 I'm not gonna include any of the fields in the parent doc 我不会在父文档中包含任何字...
Aggregate不是函数 - Mongoose Nodejs
Can somebody help me to fix this, here is my code for aggregate from mongoose: 有人可以帮我解决这个问题,这是我的mongoose聚合代码: export class GetVehiclesbyKotaCommandHan...
Mongodb 数据类型及Mongoose常用CURD
前言看完了Node.js实战,其中在数据存储部分提到了Redis、Mongodb,我自己也根据书中的介绍写了几个简单的demo,在demo的过程首先遇到的问题就是数据类型和常见的CURD写法。 mongodb的常见操作有两种方式,一个是直接使用API,也就相当于你在SQL Server客户端中使用T...
Mongoose使用案例--让JSON数据直接入库MongoDB
目录1、准备工作。2、配置Mongoose。3、创建目录及文件。4、插入数据,POST提交JSON增加一条记录。5、查询数据,取出你插入数据库的记录。一、准备工作使用Express4创建项目,ejs作为视图引擎。二、配置Mongoose1、安装Mongoose类库:npm install mongo...
如何在Node.js中格式化Mongoose的日期?
I'm trying to change the format of the dates I'm getting from my Mongo database. Currently they look like this: 我想改变我从Mongo数据库得到的日期格式。目前它们看起来是这样的: Fri...
如何在Mongoose中更新/更新文档?
Perhaps it's the time, perhaps it's me drowning in sparse documentation and not being able to wrap my head around the concept of updating in Mongoose ...
如何使用Mongoose将常规JSON对象转换为Mongo文档?
I have a JSON Object called parsedSong that I want to convert into a Mongo document using Mongoose. 我有一个名为parsedSong的JSON对象,我想使用Mongoose将其转换为Mongo文档。 ...
将JSON转换为Mongoose文档(以及子文档对象)
I am trying to covert nested JSON into mongoose document and subdocument and kind of not able to do it. I have searched web a lot and could not find a...
mongoose
var mongoose = require('mongoose');mongoose.connect('mongodb://localhost/test');var Cat = mongoose.model('Cat', { name: String });var kitty = new Cat(...
mongoose修改数组中某个特定的值
写博客的时候有一个这样的业务,一个标签集合和一个文章集合,它们是多对多的关系,文章集合中tags字段包含它对应的标签,现在修改标签集合中某条标签记录的名字,文章集合中所有包含这个标签的tags字段的值也要随之修改,之前的办法是这样写的: articleModel.find({tags:{$all:[...
从mongoose数据库获取值时未定义
For school I have to make a website with angular using MEAN stack. My GET method is returning my spells and comments in json object according to Insom...
mongodb中的sotre数据通过mongoose模式,不传递唯一真键值
i have a mongoose schema like this :- 我有一个像这样的蒙古图式:- var UserSchema = new Schema({name: {type: String, required: true},email: {type: String, required:...