text: CREATE PROCEDURE usp_GetHoldersWithBalanceHigherThan(@money DECIMAL(15,2))
  AS
  	SELECT ah.FirstName , ah.LastName
  		FROM Accounts AS a
  	  JOIN AccountHolders As ah
  	  ON ah.Id = a.AccountHolderId 	
  	  GROUP BY ah.FirstName , ah.LastName
  	  HAVING SUM(a.Balance) > @money
  	  
  
  	  EXEC dbo.usp_GetHoldersWithBalanceHigherThan 123.23