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

The Blunder

  • [deleted]     + 1 comment

    A solution that worked for me in SQL Server:

    Select
    Ceiling(Avg(Cast(Salary as decimal)) - Avg(Cast(Replace(Salary,'0','') as decimal)))
From
    Employees