Which of the following is called as Data transformation?

 Posted by Bandi on 6/23/2015 | Category: Sql Server Interview questions | Views: 314 | Points: 40
Select from following answers:
  1. A process to change data from a summary level to a detailed level
  2. Process of joining data from one source into various sources of data
  3. Process of separating data from one source into various sources of data
  4. A process to change data from a detailed level to a summary level
  5. All Above

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