Multiple choice technology

pick out the correct abinitio performance improvement techniques

  1. Use a REFORMAT component with more than one output port, rather than a REPLICATE followed by other reformats, filter.

  2. Use concatenates rather than gather even if the order od records does not matter.

  3. Use lookup file rather than joining two files, if one of the file is small enough to fit into memory

  4. All of the above
Reveal answer Fill a bubble to check yourself
A,C Correct answer

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