⟩ What are the 2 ways of adding constraints to a route?
1. Use regular expressions
2. Use an object that implements IRouteConstraint interface
1. Use regular expressions
2. Use an object that implements IRouteConstraint interface
Explain about the role of bitmap indexes to solve aggregation problems?
Explain about Encoding technique used in bitmaps indexes?
Explain about the view selection problem?
Explain about aggregations?
What is ROLAP?
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