Lookup transformations
Explain, why we use the lookup transformations?
What is meant by the Surrogate key?
What types of tables derived from the ERD?
Specify the other areas for the purpose of Data warehousing and the data mining.
Explain the stored procedure in the Teradata?
Explain what is meant by the repository and what does it consists of?
Explain three types of SQL database server architecture?
Explain what do you mean by the spatial data mining?
Briefly explain SQL Server 2005 Business Intelligence components?
Write about the term APT_CONFIG within the data stage?
Explain the term Coalesce. Answer: Coalesce is also obtainable in Sybase, this function estimates the listed expressions and returns the first non-null value.
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