Ab Initio Data Warehousing Question:

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

Ab Initio Interview Question
Ab Initio Interview Question

Answer:

Because implicit is using for internal processing and explicit is using for user open data requied.


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What does dependency analysis mean in Ab Initio?Describe the Grant/Revoke DDL facility and how it is implemented?