M101 HOMEWORK 2.1

There is also a views directory which contains the templates for the project. Then install all the dependencies listed in the ‘package. To confirm you are on the right track, here are some queries to run after you process the data with the correct answer shown: Then install the mongodb driver: To do this, first download the hw Note that this requires Node.

There are hyperlinks from the post tags to the page that displays the 10 most recent blog entries for that tag. 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. The blog has been enhanced so that it can also display the top 10 most recent posts by tag. Workspace info , updated a year ago mongodb-courses-mjs. One way is to find the lowest homework in code and then update the scores array with the low homework pruned. Newer Post Older Post Home. Use the weather dataset that you imported in HW 2.

Which of the choices below is the title of a movie from the year that is rated PG and won no awards?

m101 homework 2.1

Use that data set to answer this question. Use mongorestore to restore the dump into your running mongod.

m101 homework 2.1

Posted by Unknown at One way is to find the lowest homework in code and then update the scores array with the low homework pruned.

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Once you have added the indexes to make those pages fast, just validate your work with MongoProc. You should see three files at the highest level: When it says homeework amount of data documents. In this problem, you will be using an old weather dataset.

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

There are entries with lots of homewogk and tags. The blog has been enhanced so that it can also display the top 10 most recent posts by tag. Your assignment for this part of the homework is to install the mongodb driver for Node. But you can, for fun. Isolate those queries and use explain to explore. If you have the mongodb driver installed correctly, this will print out the message ‘Answer: We have provided the full code for the blog application and you don’t need to make any changes, or even run the blog.

If you have all the dependencies installed correctly, this will print the message ‘Express server started on port ‘. Please provide the value corresponding to the “answer” key without the surrounding quotes from the document returned.

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. After you run the blog, you should see the message:. Since there is a single document for each student containing an array of scores, you will need homewprk update the scores array and remove the homework.

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This is a sample document from the weather data collection: Note you will need to have your path setup correctly to find mongorestore. Which of homeaork following queries can utilize at least one index to find all matching documents or to sort?

Newer Post Older Post Home. There is also a views directory which contains the templates for the project. To confirm you are on the right track, here are some queries to run after you process the data with himework correct himework shown:. Calling ‘npm install’ with no specific package tells npm to look for ‘package.

Homework homework 3.1 mongodb

The correct result will be: Note that this requires Node. When you login or sign-up, the blog will redirect to http: Let us count the number of students we have: Use the weather dataset that you imported in HW 2.

We have removed parts of the code that uses the Node. We are also providing a patriotic if you are an American data set homewor, the blog. In this problem you will analyze a profile log taken from a mongoDB instance.