If you have the mongodb driver installed correctly, this will print out the message ‘Answer: Then install the mongodb driver: Mongodb horrible patience answers MongoDB m You must load this dataset to complete the problem. Workspace info , updated a year ago mongodb-courses-mjs. The database calls that you are going to add will add a new user upon sign-up and validate a login by retrieving the right user document. Once you have added the indexes to make those pages fast, just validate your work with MongoProc.
In this homework assignment you will be adding some indexes to the post collection to make the blog fast. Then install all the dependencies listed in the ‘package. Now query the profile data, looking for all queries to the students collection in the database school2, sorted in order of decreasing latency. Note you will need to have your path setup correctly to find mongorestore. Check all that apply. Write that text in the text box below.
Which of the following queries can utilize at least one index to find all matching documents or to sort? Count the number of records that is between year of to 2. If you goto http: After you run the blog, you should see the message:. Change directory into hw1 Use mongorestore to restore the dump into your running mongod. You can verify that you’ve imported the data correctly by running the following commands in the mongo shell:.
Once you have added the indexes to make those pages fast, just validate your work with MongoProc. Since there is a single document for each student containing an array of scores, you will need to update the scores array and remove the homework. Here are some URLs that must work when you are done.
The blog has been enhanced so that it can also display the top 10 most recent posts by tag. MongoDB for Developers Homework 2. MongoDB supports compound indexes, where a single index structure holds references to multiple fields within a collections documents.
Note that this requires Node. Use mongorestore to restore the dump into your running mongod. yomework
MongoDB C Driver multiple field query. If you have the mongodb driver installed correctly, this will print out the message ‘Answer: There are hyperlinks from the post tags to the page that displays the 10 most recent blog entries for that tag.
We have provided the full code for the blog application and you don’t need to make any changes, or even run the blog. Your assignment for this part of the homework is to install the mongodb driver for Node.
To figure out what queries you need to optimize, you can read the code in posts. There is also a ‘views’ directory which contains the templates for the project and a ‘routes’ directory which contains our express routes.
[Solution] Week 2 : CRUD : MJS: MongoDB for Developers
Answer to MongoDB questions 1. If you select all the weather documents, you can sort first by state, then by temperature. We are also providing a patriotic if hhomework are an American data set for the blog. Workspace infoupdated a year ago mongodb-courses-mjs. In this problem you will analyze a profile log taken from a mongoDB instance.
Steve Breese – Web Application Developer
The blog home page The page that displays blog posts by tag http: This assignment requires Mongo 2. Aggregation requires mongodb 2. This homework is meant to give you practice using the “package.
International delivery, from runway to doorway. If m110js have all the dependencies installed correctly, this will print the message ‘Express server started on port ‘. That will return one document.
Express server listening on port If you goto http: Fetching contributors Homework 2. Please enter the name of the state that meets this requirement.