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What is CoRelated SubQuery
A subquery within a subquery
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What are OConv () and Iconv () functions and where are they used?
IConv() - Converts a string to an internal storage formatOConv() - Converts an expression to an output format.
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How good are you with your PL/SQL?
On the scale of 1-10 say 8.5-9
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Did you work in UNIX environment?
Yes. One of the most important requirements.
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What other ETL's you have worked with?
Informatica and also DataJunction if it is present in your Resume.
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Types of Parallel Processing?
Parallel Processing is broadly classified into 2 types. a) SMP - Symmetrical Multi Processing. b) MPP - Massive Parallel Processing.