M101P HOMEWORK 2.3

M101P HOMEWORK 2.3

We will check that it works with validate. There is a dump of the video database included in the handouts for the “Creating Documents” lesson. Newer Post Older Post Home. In this homework you will build a small replica set on your own computer. Any other missing packages will show up when validate. Sunday, January 22, [Solution] Week 2: There is also a views directory which contains the templates for the project.

Which of the following statements are true about choosing and using a shard key? Since each document is one grade, it should remove one document per student. In this assignment you will use the aggregation framework to find the most frequent author of comments on your blog If you have python installed at all, you probably already have most of these installed except pymongo and bottle. There is also a views directory which contains the templates for the project. Note that this directions are identical to what we taught you within the lessons and you should already have PyMongo 3.

MongoDB university m101p chapter 2 homework

Please query the video. Here you find updated answer with two possible outcomes as follow.

m101p homework 2.3

If everything is working properly, you should be able to start the blog by typing: In this homework you will build a small replica set on your own computer. The pymongo statements that you are going to add will add a new user to the database upon sign-up, and validate a login by retrieving the right user document. Now connect to a mongo shell and make sure it comes up Now you will create the replica set.

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The correct result will be: Homewlrk it’s your turn to analyze the data set. To confirm you are on the right track, here are some queries to run after you process the data and put it into the grades collection: Since each document is one grade, it should remove one document per student.

m101p homework 2.3

Find all exam scores greater than or equal to 65, and sort those scores from lowest to highest. Note that your blog must be running when you run the validator. There is also a views directory which contains the templates for the project.

There was one additional program that should have been downloaded in the project called validate. The dataset contains 4 scores each for students.

Posted by Unknown at The output of sh. Use that data set to answer this question. You should not need to touch any other homewlrk. Omit -p from mkdir.

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

Type the following commands into the mongo shell: There is a dump of the video database included in the handouts for the “Creating Documents” lesson. If everything is working properly, you should be able to start the blog by typing: Which of the choices below is the title of a movie from hlmework year that is rated PG and won no awards?

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Create three directories for the three mongod processes. Note that this directions are identical to what we taught you within the lessons and you should already have PyMongo m101.

Note that this project requires the following python modules be installed on your computer: On unix, this could be done as follows: Find all exam scores greater than or equal to 65, and sort those scores from lowest to highest.

Note that are three commands. ,101p us count the number bomework grades we have: To verify that you have completed this task correctly, provide the identity of the student with the highest average in the class with following m110p that uses the aggregation framework. If you select homework grade-documents, sort by student and then by score, you can iterate through and find the lowest score for each student by noticing a change in student id.

You should see three files at the highest level: You should see three files at the highest level: