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  1. Prepare
  2. SQL
  3. Aggregation
  4. Population Density Difference
  5. Discussions

Population Density Difference

  • zachjames743
     + 1 comment

    MS SQL 

    SELECT (MAX(POPULATION) - MIN(POPULATION)) AS DIFF_POP
FROM CITY;

    You don't need brackets on the outside of the aggregate functions.