Using the aggregation framework, calculate the sum total of people who are living in a zip code where the city starts with a digit. After that, you just need to sort. Once again, you will be using the zip code collection, which you will find in the ‘handouts’ link in this page. For example, to extract the first digit from the city field, you could write this query: Please round the answer to a whole number. Email required Address never made public. A city might have multiple zip codes.

The project operator can extract the first digit from any field. Different states might have the same city name. Stay Connected , , , , , , Note that not all students in the same class have the same exact number of assessments. For this problem, assume that a city name that appears in more than one state represents two separate cities.

Then import into your blog database as follows:. m101j homework 5.1 answer

After that, you just need to sort. This is why there are only documents and zip codesand all of them are in New York, Connecticut, New Jersey, and California. For this set, m101j homework 5.1 answer are only documents and zip codesand all of them are in New York, Connecticut, New Jersey, and California.

If you imported it correctly, you can go to the test database in the mongo shell and conform that. Notify me of new comments via email. Just to clarify, the data m101j homework 5.1 answer for this week is not available for download. About Me Kunal Saxena.

Newer Post Older Post Home. We will take that to mean they don’t really live in a city.

Follow other steps as well. Those students achieved a class average of Start by downloading the handout zip file for this problem. After that, you just need to sort. For this problem, we have used a subset of the data you previously m101j homework 5.1 answer in zips.

Some students have three homework assignments, etc. For this problem, assume that a city name that appears in more than one state represents two separate cities.

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## M101J – M101P WEEK 5

For purposes of keeping the Hands On shell quick, we have used a subset of the data you previously used in zips. Import it into your mongod using the following command from the command line:. Now use the aggregation framework to m101j homework 5.1 answer the author with the greatest number of comments.

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