Explain ddl (data definition language)?
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How many clustered indexes can you create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.
Explain me what is vldb?
What is difference between Mapplet and reusable transformation?
Fact table is in normalized or de-normalized form?
Explain grouped cross tab?
What is dimension modeling?
Hi Friends, Can anyone tell me. is there any certification in Database testing or BI testing or ETL testing international certification? Thanks ArunKumar
What is factless fact tables?
Ist the schema that a data warehouse system can implements.
Start a batches with in a batch?
Suppose a null dataset with 10 variables; I want to print only name of the varibales in log window and also output window. How can we do this one?
Explain some of modeling tools available in the market?