Can you brief about the Data warehouse project you worked on?
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How can we run the graph? How can we schedule the graph in unix?
List any five applications of data warehouse.
What is a core dimension?
What is core dimension?
What is surrogate key? Explain with examples.
what are confirmed dimension? We alwys give date as a conformed dimension but if it has different format for different contries say YYMMDD for italy and MM-DD-YYYY for france.Then are they not confirmed.
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.
What are fact, dimension, and measure?
How to improve session performance in aggregator transformation?
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?
What is the differences between star and snowflake schemas?
How to performance tune reports?