As promised in the previous post.. lets learn some more on the DW Schemas and the Facts and the Dimension Tables. Before jumping directly to Facts and Dimensions lets first understand where and why exactly are these Facts and Dimensions used?? So lets start with the DW Schemas…. DW Schemas A Schema is a collection [...]

As we have studied in the previous post that Analytics makes use of common indutry techniques like Datawarehousing and Dimension Modelling, so lets have a brief overview of what is Data Warehouse and what are the Data Warehousing concepts…. What is a Data Warehouse??? A Data Warehouse is a Relational DB that is designed for query and [...]

Lets start with some basics for why we use Analytics. I knw this is a very basic thing and everybody must be knowing this but still there are a number of newbies who wana learn BI and search for some matter on the same. So lets start… WHY ANALYTICS??? First of all Analytics is a [...]