Answer:
ROLAP is a branch of OLAP that is used to contain Relational database ( RDB ). which is a very fast database ( quick process of queries )
- Very fast to access and also fast in processing queries
- provides multidimensional view of data / supports multidimensional database schema with RDBMs
- supports large databases
Explanation:
ROLAP ( Relational On-line Analytical processing ) is a branch of OLAP that is used to contain Relational database ( RDB ).
Advantages of ROLAP ( reasons for the use of ROLAP )
- Very fast to access ( fast in processing queries )
- provides multidimensional view of data / supports multidimensional database schema with RDBMs
- supports large databases
