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  1. Prepare
  2. SQL
  3. Aggregation
  4. Revising Aggregations - The Sum Function
  5. Discussions

Revising Aggregations - The Sum Function

  • omsatpute0109
     + 0 comments

    IS THIS CODE IS CORRECT

    SELECT SUM(POPULATION) FROM CITY WHERE DISTRICT = 'CALIFORNIA';

    I am doing with oracle so why not code working any expert can kindly answer me why