My M101P: MongoDB for Developers course

Below are some of my notes from the MongoDB course i did. This list will grow as the course progresses.

Online MongoDb Course

The course video can be found here:
https://education.mongodb.com/courses

Source code and further example code
https://github.com/rtomaszewski/mongo-course

A quick function summary of the mongo shell and API
http://www.hodgin.ca/downloads/Mongo%20Shell%20Cheat%20Sheet.pdf

Shell documentation
http://docs.mongodb.org/manual/reference/method/
http://docs.mongodb.org/manual/reference/operator/

Pymongo docs
http://api.mongodb.org/python/current/
https://pypi.python.org/pypi/pymongo/

Week #1

• Quick summary of RDMS and NoSQL MongoDB
• You can start experimenting with the data base by installing it first: Simple MongoDB tutorial. For the course you will need to install the latest version of the db although.
• Connect pymongo to bottle framework
• Exercise 2 and 3 - the order of functions

Week #2

• MongoDB supported features
• Mongo shell
• How to search for documents in collection
• More advance search queries
• Pretty printing
• The same document attribute can have different type in a single collection
• Document attribute that is an array of strings
• Nested documents and the dot notation in find
• Cursors in MongoDB and mongo shell Javascrip API
• How to count documents in collection
• Modifying documents in the data base
• Insert and update operation
• Update on multiple records inside collection
• Removing data
• Updating _ID document attribute in MongoDB
• How to find out how many documents were affected by the last instruction
• Pymongo code example to manipulate data

Week #3

• Multi key indexes
• How to use GridFS to store big files in MongoDB

Practical online github course

There are many modern distributed versioning systems and github is one of them. This link is going to take you to a simple online but practical course where you can practice the basic git commands.

Learning by doing: http://try.github.com/ (http://www.codeschool.com/courses/try-git)

Commands reference:

 
$ git init
$ git status
$ git add octocat.txt
$ git status
$ git commit -m "Add cute octocat story"
$ git add '*.txt'
$ git commit -m 'Add all the octocat txt files'
$ git log
$ git remote add origin git@github.com:rtomaszewski/try_git.git
$ git push -u origin master
$ git pull origin master
$ git diff HEAD
$ git add octofamily/octodog.txt
$ git diff --staged
$ git reset octofamily/octodog.txt
$ git checkout -- octocat.txt
$ git branch clean_up
$ git checkout clean_up
$ git rm '*.txt'
$ git commit -m "Remove all the cats"
$ git checkout master
$ git merge clean_up
$ git branch -d clean_up
$ git push