基于C#的高度抽象数据底层连接 面向接口的编程 可适用于SQLSERVER ORACLE 以及ACCESS数据库 包含了执行SQL 执行存储过程 执行事务 执行 执行多条SQL等方法-High degree of abstraction based on C# interface to the data underlying connection-oriented programming applied to SQLSERVER ORACLE and ACCESS database contains execute SQL transaction execution executing the stored procedure execute multiple SQL execution methods such as