What could be a data source system?
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What is the use of surrogate key stage?
On which interface you will be working as a developer?
i have a small question for datastage, After the desinging (i.e., transformations and loading)part, what we can do?
Have you have ever worked in unix environment and why it is useful in datastage?
How will you load you daily/monthly jobs datas in to Fact and Dimension table using datastage.
tab1 tab2 1,a 1,d 2,b 3,c perfoms outerjoin what is the o/p? write sql query for outerjoin?
What are the differences between datastage and informatica?
why do we need a datawarehouse when we have databases to store data?
What is the difference between orabulk and bcp stages?
how to implement scd2 in datastage 7.5 with lookup stage
Can you define merge?
how to validate the jobs