nFieldType | enum FieldType值,在CFieldExchange中声明。可以为下列值之一: ・CFieldExchange::outputColumn ・CFieldExchange::inputParam ・CFieldExchange::param ・CFieldExchange::outputParam ・CFieldExchange::inoutParam |
SetFieldType参数值 | 参数数据成员的类型 |
CFieldExchange::inputParam | 输入参数,传递到记录集查询或存储进程的值 |
CFieldExchange::param | 同CFieldExchange::inputParam |
CFieldExchange::outputParam | 输出参数,记录集存储进程的返回值 |
CFieldExchange::inoutParam | 输入/输出参数,传递到记录集存储进程或返回记录集存储进程的值 |