1. Relational OLAP (ROLAP): Star Schema basedThe ROLAP is a type of data processing model; it’s specifically designed to work with large size data based on multidimensionality data model. It follows relational database principles. Hence, data stores in relational tables and data ac...
It gives the context surrounding of any business process. Conclusion- Dimension Table This is an integral part of data modelling. It is used in star orsnowflake schema. It contains the dimensions, keys and values of the attributes of the fact table. There are different types of which are us...
The biggest star of the Big Data world, Hadoop was named after a yellow stuffed elephant that belonged to the 2-year son of computer scientistDoug Cutting. The toy became the official logo of the technology, used by the major Internet players — such as Twitter, LinkedIn, eBay, and Amazon...
The focus of the Kimball approach is on identifying the key business process and the subsequent business solutions that we need to provide with the data warehouse. The Kimball approach utilizes dimensional models such as star and snowflake schema to organize the data into various business classified...