Banking Domain - Types of Banking - Retail, Commercial and Investment explained

Currently working in a banking domain project and being new to the domain I felt very odd among my peers. This is an attempt at learning banking domain from an Analytics/Data warehouse perspective. 

The first and foremost question to start is with what is bank and banking ? Below is how google puts it for you.

Banking is a broad term that includes any function that is performed by a bank.  

There are mainly three types of Banking

• Retail/Consumer Bank
• Investment Bank
• Commercial Bank

Types of Banking - Explained

Retail or Consumer banking 

are financial institutions that deal with individual customers and SME's. 

1. Cater to Individuals and Small/Medium enterprises. 
2. Target audience is mostly individuals and SME's. 
3. The amount of money involved here is comparatively less.
4. Low risk banking model.

Investment Banking 

1. Caters to Corporations, Government organizations and financial situtations.
2. Target audience is corporations, financial institution
3. The Amount of money involved is very high compared to retail banking.
4. High risk banking model

Commercial Banking

A commercial bank primarily works with businesses

1. Caters to individuals, small investors as well as large enterprises.
2. Amount of money involved is high