What is called data cleaning?
What is factless fact tables?
What is the difference between metadata and data dictionary?
What are the tools available for etl?
What is the goal of optimizer?
What are the different types of datawarehosuing?
What are the approaches used by optimizer during execution plan?
What needs to be done while starting the database?
What is the definition of cube in datawarehousing?
What is the difference between er modeling and dimensional modeling?
What is defined as partial backup?
What are the stages of datawarehousing?
What is called dimensional modelling?
Can we take backup when the database is opened?
What are the types of dimensional modeling?