Nowadays we can see rise of NoSQL databases and their deployments. Main reason of article creation was to dispel doubts about NoSQL, MongoDB use cases. It's objective comparison between NOSQL and SQL technologies, to clarify unclar cases.
In the current situation on the market, each site is very rich in content. Online stores offers hundreds of products that have a lot of content, pictures and each customer left milions of geographically information. eCommerce softwares are facing a big challenge of processing massive amounts of data.