What is Discrete and Continuous data in Data mining world?
What is metadata in context of a datawarehouse and how it is important?
Explain difference between snow flake and star schema.
Explain me what is vldb?
How can we acheive correlated sub-query in designer?can anyone help me in this regard?
Why null values are mapped as 0 in fact tables?
Suppose you are filtering the rows using a filter transformation only the rows meet the condition pass to the target. Tell me where the rows will go that does not meet the condition 333 after we create a scd table, can we use that particular dimension as a dimension table for star schema?
Fact table is in normalized or de-normalized form?
What is batch processing?
What is data stream and data adaopter?
Difference between ODS and Staging
Which is the optimized method of extracting the data.
What is core dimension?