⟩ What is VLDB?
The perception of what constitutes a VLDB continues to grow. A one-terabyte database would normally be considered VLDB.Degenerate dimension: it does not have any link with dimensions and it will not have any attribute.
The perception of what constitutes a VLDB continues to grow. A one-terabyte database would normally be considered VLDB.Degenerate dimension: it does not have any link with dimensions and it will not have any attribute.
What is a junk dimension? What is the difference between junk dimension and degenerated dimension?
What are the main steps to build the data warehouse?
Explain the different types of data warehousing?
Explain What are Fact, Dimension, and Measure?
Explain What is a cube in data warehousing concept?
Why fact table is in a normal form?
Explain the main difference between Inmon and Kimball philosophies of data warehousing?
What is data type of the surrogate key?
Explain difference between view and materialized view?
What a static and local variable?