操作数据库公用类，可以操作不同类型的数据库，如SQL，Oracle-Public class database operation, can operate different types of databases such as SQL, Oracle, etc.

1. AspNetPager.dll为 分页控件 2. DbHelperSQL.cs SQL类 3. Test SQL 文中用到的表和数据 4. 分页用到的效率SQL P_viewPage 5. 几种方法见例子 -The 1. AspNetPager.dll paging controls 2. The DbHelperSQL.cs SQL Class 3 tables and data used in the Test SQL text. Paging efficienc