（1）、通过java jdbc实现连接数据库的功能； （2）、从数据库中读取相应表中的数据存储到Map里面； （3）、将Map里的数据通过文件流的形式写入到相应Excel表中，并设置相关保存格式。 -(1) through java JDBC to connect to the database (2), read from the database data is stored in the corresponding table inside to Map (3) Map d

Assignment:Core Java Guidelines: 1.Data will be stored in named as product .Product table has 5 columns pid,pname,price,status and color. 2.In client program we are fetching the results which has status as pending . 3.Aft