Name Min Max Tully $30,000.00 $45,000.00 Johnson $30,000.00 $45,000.00 Wolff $45,000.00 $60,000.00 Adams $45,000.00 $60,000.00 Smyth $60,000.00 $75,000.00
我们发现,获得这些表的查询形式如下所示
SELECT DISTINCTROW Employees.Name, SalaryRanges.Min, SalaryRanges.Max FROM Employees INNER JOIN SalaryRanges ON Employees.SalaryKey = SalaryRanges.SalaryKey ORDER BY SalaryRanges.Min;