Approaches	Operational	Decision Support	Big Data
Data Modeling Perspective	ER and Relational Models	Star Schema and OLAP Cube Models	Key-Value, Document, Wide-Column and Graph
Data Modeling Perspective	RDBMS	DW	Big Data-Based Systems
Data Analytics Perspective	OLTP	OLAP	Multiple Classes (Batch-oriented processing, stream-processing, OLTP and Interactive ad-hoc queries)