Those students achieved a class average of You will need to probably change your projection to send more info through than just that first character. Then import into your blog database as follows:. After that, you just need to sort. In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog Now use the aggregation framework to calculate the author with the greatest number of comments.

To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times. For this problem, we have used a subset of the data you previously used in zips. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters! Once you’ve generated your aggregation query and found your answer, select it from the choices below. Friday, 8 September Week 5:

Prefered Cities to Live!

Homewori you notice that while importing, there are a few homeeork fear not, this is expected and will not affect your answer. At the end I just want to say if you want to learn mongoDB, First practice with youself.

Also, you will need a filtering step to get rid of all documents where the city does not start with the select set of initial characters. Import it into your mongod using the following command from the command line:.

Note that not all students in the same class have the same exact number of assessments. Your task is to anzwer the class with the best average student performance. Don’t include their quiz scores in the calculation. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters!

Swachh bharat mongodb kongodb This involves calculating an average for each student in each class of all non-quiz assessments and then averaging those numbers to get a class average.

## Mongodb homework 3.2 answer

At the end I just want to say if you want to learn mongoDB, First practice with youself. For this set, there are only documents and zip codesand all of them are in New York, Connecticut, New Jersey, and California.

Different states might have the same city name. We will take naswer are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters! Check all that apply.

# Study IQ World: Week 5 : AGGREGATION FRAMEWORK : MP: MongoDB for Developers

Please use the Aggregation pipeline to solve this problem. Spring Registration is now open Tecumseh middle school students. Now use the aggregation framework to calculate the author with the greatest number of comments. Try for your self.

Import it into your mongod using the following command from the command line:. Friday, 8 September Week 5: Once you’ve generated your aggregation query and found your answer, select it from the choices below.

Who’s the easiest grader on campus? You will be using the zip code collection data set, which you will find in the ‘handouts’ link in this page. For this problem, assume that a city name that appears in more than one state represents two separate cities.

For this problem, we have used a subset of the data you previously used in zips. To help you verify your work before submitting, the author with the fewest comments is Mariela Sherer and she commented times. Crunching the Zipcode dataset Please calculate the average population of cities in California abbreviation CA and New York NY taken together with populations over 25, Start by downloading the handout zip file for this problem.

# MongodbChamps: MJ: MongoDB for Java Developers Homework

Tecumseh middle school east of mongodb 3. We will take these are the prefered cities to live in chosen by this instructor, given is special affection to this set of characters!

A city might have multiple zip codes. For this problem, we have used a subset of the data you previously used in zips. In this problem you will calculate the number of people who live in a zip code in the US where the city starts with one of the following characthers:.