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

The Blunder

  • leotrinh2810
     + 0 comments
    CEILING(
        AVG(CAST(SALARY AS DECIMAL(10,2))) 
        - 
        AVG(CAST(
                REPLACE(CAST(SALARY AS VARCHAR(20)), '0', '') AS DECIMAL(10,2)
                )
            )
       )
FROM EMPLOYEES;