Explain me what are data marts?
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Hi, Could any one tell me which schema (star and snow flake schema) will take much space? Thanks S.A.K
6 Answers Accenture, IBM, TCS,
Explain what are the different types of join operations?
Explain multivalued dependency?
How many clustered indexes can u create for a table in dwh? In case of truncate and delete command what happens to table, which has unique id.
Explain what are the tasks that loadmanger process will do?
What is perform recovery?
What is the difference between snowflake and star schema?
OLAP architecture?
What is conformed fact?
What are loops in Datawarehousing?
Store (and count) non-fact records?
how do you use commit frequencies? how does it affect loading performance?
Teradata 
