Frage im Vorstellungsgespräch bei PwC

How to retrieve unique rows from database without using Distinct or Unique keyword

Antworten zu Vorstellungsgespräch

Anonym

4. Aug. 2020

One method is to use GROUP BY the column(s) you want as distinct.

1

Anonym

26. Mai 2018

One of the method is select a ROWID among duplicate columns