基于unix的C++程序，使用了otl流，和oracle数据库进行数据交互及处理。运用到了STL模板技术和ODBC，及读取UNIX系统的环境变量，生成配置文件进行日志的打印。-Unix-based C++ program, uses stl flow, and oracle　for data exchange and processing. Applied to the STL template technology and ODBC, and read UNIX system environment variables, generate the configuration file to print the log.