类文件，填充数据集，连接ORACLE数据库，关闭ORACLE数据库，判断数据类型-Class file, fill the data set, connect ORACLE database, shut down ORACLE database, determine the data type

将oracle数据库中的五个function改写为一个类的五个方法，包含在proc的pc文件和头文件中，经过proc编译后pc文件可以得到一个cpp文件。-Five function rewritten in the oracle database for a class of five methods, including the pc and header files in the proc after proc compiled the pc file can get a cpp file

vb连接oracle的类文件，用于网站链接oracle数据库-vb class file to connect oracle, oracle database for website links