You have really selected the suitable topic node. Note that this is only an example and not the actual document that you would be updating. Use the weather dataset that you imported in HW 2. What is the latency of the longest running operation to the collection, in milliseconds? To start, please download sysprofile.

Note that this requires Node. If you select all the weather documents, you can sort first by state, then by temperature. The blog stores its data in the blog database in two collections, users and sessions. When it says “Correct amount of data documents. Once you have added the indexes to make those pages fast, just validate your work with MongoProc. Now run the application to get the answer to hw Who is the easiest grader on campus?

In this problem you will analyze a profile log taken from a mongoDB instance. The blog has been enhanced so that it can also display the top 10 most recent posts by tag. When it says “Correct amount of data documents.

Hello from MongoDB!

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 have really selected the suitable topic node. Please let me know if you need more information. You can verify that you’ve imported the data correctly by running the following commands in the mongo shell:.


Here are some URLs that must work when you are done. This is a sample document from the weather data collection: Calling ‘npm install’ with no specific package tells npm to look for ‘package. This is a comma separated value file that you can import into MongoDB as follows:.

We have provided the full code for the blog application and you don’t need to make any changes, or even run the blog.

Don’t include their quiz .31 in the calculation. Homwork might want to start by inspecting it in the Mongo shell. For companies in our collection founded in and having 5 or more rounds of funding, calculate the average amount raised in each round of funding.

The blog home page The page that displays blog posts by tag http: ObjectId “beaabecff””Day”: In this problem, you will be using an old weather dataset.

[Solution] Week 3 :Schema Design : MP: MongoDB for Developers

Don’t remove a quiz or an m101s 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. We are also providing a patriotic if you are an American data set for the blog.

To start, please download sysprofile.

m101js homework 3.1

Write a program in the language of your choice that will remove the lowest homework score for each student. Please enter it below, gomework as shown with no spaces.


You will be using these files for this homework, and for HW 3. To confirm you m101jd on the right track, here are some queries to run after you process the data with the correct answer shown:.

Posted by Unknown at Please provide the value corresponding to the “answer” key without the surrounding quotes from the document returned. Newer Post Older Post Home. If you goto http: What is the latency of the longest running operation to the collection, in milliseconds? Write an aggregation query to answer this question.


Your task is to calculate the class with the best average student performance. The code is not 3.

m101js homework 3.1

There are hyperlinks from the post tags to the page that displays the 10 most recent blog entries for that tag. If you have all the dependencies installed correctly, this will print the message ‘Express server started on port ‘.