Delphi聚集函数求某月份完成工作量最多的员工，在VB与数据库的结合中，也经常有聚集函数的应用，本实例通过聚集函数MAX求7月份中，工作完成最多的员工，这在一些员工绩效考核软件中是相当实用的功能，通过数据库聚集函数很容易实现。-Delphi aggregation function for a month to complete the work most of the employees, the combination of VB and database, also often have application aggregation function, through the example of the aggregation function for MAX in July, completed the most employees, this is a useful function in some of the staff performance appraisal system, the database of aggregation function easily implementation.