What do you mean by the term data warehousing? Is it different from data mining?
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What are the features of ab initio?
What are the six data process products of ab initio (architecture of ab initio)?
what is macro?At what situation we have to face?
What is the difference between look-up file and look-up, with a relevant example?
11. What is the use of allocate()?
What do you mean by data sorting?
What is the role of co-operating system in abinitio?
Is it possible to create a parameter in the component?
what is difference between fuse and join? Explain in detail? In which scenario we will use them?
Why might the optimizer use a table scan when an index is available?
Suppose we assign you a new project. What would be your initial point and the key steps that you follow?
What is the difference between dml expression and xfr expression?