HOMEWORK 4.4 MONGODB

Workspace info , updated a year ago mongodb-courses-mjs. Write that text in the text box below. Don’t remove a quiz or an exam! Note you will need to have your path setup correctly to find mongorestore. Note that this requires Node. That will return one document. Here are some URLs that must work when you are done.

Assuming this document has the highest “Temperature” for the “State” of “Vermont” in our collection, the document should look like this after you run your program:. If you select all the weather documents, you can sort first by state, then by temperature. The blog home page The page that displays blog posts by tag http: But you can, for fun. Once you have added the indexes to make those pages fast, just validate your work with MongoProc. What is the latency of the longest running operation to the collection, in milliseconds? If you have the mongodb driver installed correctly, this will print out the message ‘Answer:

Express server listening on port If you goto http: Calling ‘npm install’ with no specific package tells npm to look for ‘package.

MN: MONGODB FOR .NET DEVELOPERS questions

Note that this is only an example and not the actual document that you would be updating. You should see four files in the ‘blog’ directory: You can verify that you’ve imported the data correctly by homewor the following commands in the mongo shell:.

To figure out what queries you need to optimize, you can read the code in posts. Your assignment for this part of the homework is to install the mongodb driver for Node.

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homework 4.4 mongodb

If you select all the weather documents, you can sort first by state, then by temperature. 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: It should redirect you to the welcome page and say: Do not include the surrounding quotes in providing your answer.

We have removed parts of the code that uses the Node. You must load this dataset to complete the problem. In this problem you will analyze a profile log taken from a mongoDB instance. You will see a message below about your number of submissions, but you must submit this assignment using MongoProc.

There are entries with lots of comments and tags.

Now run the application to get the answer to hw What is the latency of the longest running operation to the collection, in milliseconds?

In this problem, you will be using an old weather dataset. The blog home page The page that displays blog posts by tag http: 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. We have provided the full code for the blog application and you don’t need to make any changes, or even run the blog. You should not need to touch any other code. 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.

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To get started, please download hw With the new schema, mongodh problem is a lot harder and that is sort of the point. Homewprk you login or sign-up, the blog will redirect to http: Reading clockwise from true north, the wind direction is measured by degrees around the compass up to degrees.

This dataset holds the same type of data as last week’s grade collection, but it’s modeled differently. Write that text in the text box below.

Hello from MongoDB!

There are hyperlinks from the post tags to the page that displays the 10 most recent kongodb entries for that tag. But you can, for fun. This is a comma separated value file that you can import into MongoDB as follows:.

You will need to download one of the following versions of the MongoProc client, which will verify on your local machine port that the signup and login pages of the blog work properly.

homework 4.4 mongodb