উল্লিখিত কোনটি Database aggregate এর function?

উল্লিখিত কোনটি Database aggregate এর function?

  1. a) where
  2. b) sum
  3. c) select
  4. d) from

From the BPSC Assistant Programmer (ICT) 2020 – Preliminary exam, question 11 of 37.

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