what are different ways of loading data to data warehouse
using oracle?
What are aggregate tables and aggregate fact tables?
Explain me what are data marts?
What is the difference between er modeling and dimensional modeling?
What is aggregate fact table?
What is data cleaning? How can we do that?
What is a cube in data warehousing concept?
Explain what are the different types of data warehousing?
What are the design methods of data warehousing?
What is your spectra photometer working principles?
what are the similarities between ROLAP and MOLAP
what is a hot file, why we need in datawarehousing, where we used in general
what is difference between Independent Data Mart Dependent Data Mart 1- 1- 2- 2- 3- 3- 4- 4-