Functioning of ROLAP occurs simultaneously with relational databases. Data and tables are stored as relational tables. To hold new information or data new tables are created. Functioning of ROLAP depends upon specialized schema design.
Explain about MOLAP?
Explain about the functionality of OLAP?
Explain about OLAP?
What is sparsity? a) A condition when each cell of the cube is filled with data and that leads to more processing time. b) A condition when each cell of the cube is not filled with data and that leads to less processing time. c) A condition when each cell of the cube is not filled with data and that leads to more processing time. d) A condition when each cell of the cube is not filled with data.
What is the other name for OLAP cube? a) Multidimensional cube b) Hyper cube c) Cube d) Both 1 and 2
What is OLAP?
What are Cubes in OLAP?
What are Database roles in OLAP?
Select item name, color, clothes size, sum(quantity) from sales group by rollup(item name, color, clothes size); How many grouping is possible in this rollup? a) 8 b) 4 c) 2 d) 1
Where is Data Sources in OLAP?
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