M101 HOMEWORK 2.1

Use that data set to answer this question. Then install the mongodb driver: Use mongorestore to restore the dump into your running mongod. 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. Newer Post Older Post Home. ObjectId “beaabecff” , “Day”: Sunday, January 22, [Solution] Week 2:

Then install the mongodb driver: If you have the mongodb driver installed correctly, this will print out the message ‘Answer: After you run the blog, you should see the message:. There is a dump of the video database included in the handouts for the “Creating Documents” lesson. If everything is working properly, you should be able to start the blog by typing: This dataset holds the same type of data as last week’s grade collection, but it’s modeled differently. MongoDB for Developers Homework 2.

Mongodb homework 5.3 .net

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. To get started, please download hw The blog home page The page that displays blog posts by tag http: 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.

To confirm you homeeork on the right track, here are some queries to run after you process the data with the correct answer shown:. You might want to start by inspecting it in the Mongo shell.

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m101 homework 2.1

Please enter the name of the state that meets this requirement. Don’t remove a quiz or an exam! To figure out what queries you need to optimize, you can read the code in posts.

[Solution] Week 2 : CRUD: MP: MongoDB for Developers

There are hyperlinks from the post tags to the page that displays the 10 most recent blog entries for that tag. They can also choose to to point mongoProc to any 2.

This dataset holds the same type of data as last week’s grade collection, but it’s modeled differently. This is a comma separated value file that you can import into MongoDB as follows: Then install all the dependencies listed in the ‘package. That will return one document. You should see four files in m1101 ‘blog’ directory: This is a comma separated value file that you can import into MongoDB as follows:.

In this problem you will analyze a profile log taken from a mongoDB instance. Please query the video.

m101 homework 2.1

There is a dump of the video database included in the handouts for the “Creating Documents” lesson. To do this, first download the hw In this homewor, assignment you will be adding some indexes to the post collection to make the blog fast.

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Hello from MongoDB!

The templates comprise the view. There is also a ‘views’ directory which contains the templates for the project and a ‘routes’ directory which contains our express routes. It should redirect you to the welcome page and say: MongoDB for Developers Homework 2. If you have all the dependencies installed correctly, this will print the message ‘Express server 21 on port ‘.

ibitlab/mongodb-courses-mjs

In this problem, you will be using a collection of student scores that is similar to what we used in the lessons. If you goto http: The database calls that you are going to add will add a new user hhomework sign-up and validate a login by retrieving bomework right user document. Calling ‘npm install’ with no specific package tells npm to look for ‘package.

After you run the blog, you should see the message:. Remember, just remove a homework score. You will see a message below about your number of submissions, but you must submit this assignment using MongoProc. Please provide the value corresponding to the “answer” key without the surrounding quotes from the document returned.