最初由 Kamus 发布
[B]In the past (this means 8i), accessible directories for the UTL_FILE functions were specified in the initialization file using the UTL_FILE_DIR parameter. In 9i, UTL_FILE_DIR access is not recommended. It is recommended that you use the CREATE DIRECTORY feature, which replaces UTL_FILE_DIR. [/B]
虽然可以这样,但判断文件的存在还是不方便