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  1. Prepare
  2. SQL
  3. Aggregation
  4. The Blunder
  5. Discussions

The Blunder

  • debarghadatta
     + 1 comment
    inplace of CEILING() function, using ROUND() function optimizes the code

    SELECT ROUND(AVG(Salary))-ROUND(AVG(replace(salary, '0', ''))) FROM Employees;