Any sample or model question of punjab national bank for deputy manger IT or any sample of PNB.any1 plz do send on

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what is difference between primary key and unique key ?

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How to generate OIDS

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What are defaults? Is there a column to which a default can't be bound?

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What is normalization? Explain different levels of normalization?

8 Answers   CG-VAK, Choice Solutions, College School Exams Tests, IBM, Wipro,

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how will I find the duplicate rows count from employees tablein oracle.

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You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?

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Hi , any one can help me on the same,this is regarding the Informatica Function doc,i want to know how developer is will develop the mapping. pl forwar the any function doc .just for my references. svlc75@yahoo.co.in

0 Answers   Covansys,

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explain detail about ftp in datastage?

0 Answers   IBM,

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How to use timestamp datatypes

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The count() function always returns a int value type what should you do if you need to count rows from a query which you know will return a value that is too large for an int value type?

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How you can make a parameterized view?

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