Ab Initio Data Warehousing Question:
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What does dependency analysis mean in Ab Initio?

Answer:

Dependency analysis will answer the questions regarding datalinage.That is where does the data come from,what applications prodeuce and depend on this data etc.

We can retrieve the maximum (surrogate key) from the existing data,the by using scan or next_in_sequence/reformat we can generate further sequence for new records.

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Explain batch processing in ab initio?When using multiple DML statements to perform a single unit of work, is it preferable to use implicit or explicit transactions, and why?