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  1. Practice
  2. SQL
  3. Basic Select
  4. Weather Observation Station 5
  5. Discussions

Weather Observation Station 5

  • virenderkumar + 3 comments

    Try this in "oracle" envoirment:

    select city,length_city from (select a.*, rownum r from (select length(city) length_city,city from station order by length_city, city) a) where r in (1,(select count(*) from station))

    • adam_allard + 0 comments

      Yes I'm using Oracle DB, as my original post stated.

      Thank you for your answer, but I am wondering why Oracle's FETCH clause is not working here...

    • faiza_fiz2015 + 0 comments

      Can you explain this query?

    • aravind_bijjala1 + 0 comments

      if there are more cities with length 21 this doesnt work