MONGODB WEEK 4.4 HOMEWORK ANSWERS

This assignment requires Mongo 3. By fast, we mean that indexes should be in place to satisfy these queries such that we only need to scan the number of documents we are going to return. Which of the following queries can utilize at least one index to find all matching documents or to sort? To figure out what queries you need to optimize, you can read the blog. Leave a Reply Cancel reply Your email address will not be published.

Express server listening on port If you goto http: There are entries with lots of comments and tags. Leave a Reply Cancel reply Your email address will not be published. By fast, we mean that indexes should be in place to satisfy these queries such that we only need to scan the number of documents we are going to return. It should redirect you to the welcome page and say: You can verify that you’ve imported the data correctly by running the following commands in the mongo shell:. Change directory into hw1 Use mongorestore to restore the dump into your running mongod.

Once you have added the indexes to make those pages fast run the following. After you run the blog, you should see the message: You will need to download one of the following versions of the MongoProc client, which will verify on your local machine port that the qnswers and login pages of the blog work properly.

Mongodb MJ Homework 1 1 Answers

Answres can you infer from the following explain output? Let’s see what Tamika Schildgen’s record looks like: With it, you can test your code and look at the Feedback section.

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You should see four files in the ‘blog’ directory: But you can, for fun. From the top of this page, there was one additional program that should mlngodb been downloaded: There are entries with lots of comments and tags.

mongodb week 4.4 homework answers

The blog homeworo been enhanced so that it can also display the top 10 most recent posts by tag. When you login or sign-up, the blog will redirect to http: You must load this dataset to complete the problem.

The blog home page The page that displays blog posts by tag http: Suppose you have a collection with the following indexes: By fast, we mean that indexes should be in place to satisfy these queries such that we only need to scan the number of documents we are going to return. Start mongodb development with our skilled and experienced mongodb developers. Now run the application to get the answer to hw Note you will need to have your path setup correctly to find mongorestore.

[Solution] Week 4 :Performance : MP: MongoDB for Developers

To confirm you are on the right track, here are some queries to run after you process the data with the correct answer shown: To start, please download sysprofile. What is the latency of the longest running operation to the collection, in milliseconds? This is a sample document from the weather data collection: It should redirect wek to the welcome page and say: To get started, please download hw Use mongorestore to restore the dump into your running mongod. Here are some URLs that must work when you are done.

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mongodb week 4.4 homework answers

Note that this requires Node. If you have all the dependencies installed correctly, this will print the message ‘Express server started on port ‘. Anonymous September 23, at 7: This assignment requires Mongo 3. We have provided the full code for the blog application and you don’t need to make any changes, or even run the blog. Change directory into hw1 Use mongorestore to restore the dump into your running mongod.

Mongodb M101J Homework 1 1 Answers

In this problem you will analyze a profile log taken from a mongoDB instance. Your assignment is to figure out the “State” that recorded the lowest “Temperature” when the wind was coming from the west “Wind Direction” between and You must load this dataset to complete the problem.

mongodb week 4.4 homework answers

By fast, we mean that indexes should be in place to satisfy weej queries such that we only need to scan the number of documents we are going to return.