Independent-dependent data warehouse
Provide a brief differentiation between independent and dependent data warehouse?
Expert
A dependent data warehouse holds up the data in a central data warehouse. On the further side independent data warehouse doesn’t make employ of a central data warehouse.
Specify the enhancements which are made within datastage 7.5 and also compare with the 7.0?
Write down a short note on the difference between an ERD and EER.
Write down a short note on the Global Temporary tables (GTT).
What are sequences, and what are the possible problems when employing them to make surrogate keys?
Why is modeling time-dependent data important with a time stamp?
Specify the use of data stage designer?
Does the minimum spanning tree of a graph provide the shortest distance in between any of two gives nodes?
Explain the way to unzip a File in SSIS.
What is Relational Algebra?
What does it mean when we say that a relation is in Boyce-Codd Normal Form (BCNF)?
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