1 Exp 备份学习 Exp 简要介绍： ............................................................................................................. 3 命令基本格式为（命令行格式）............................................................................. 3 一、数据库导出验证..................................................................................................... 3 Userid .......................................................................................................................... 3 二、数据库导出方式..................................................................................................... 4 Direct........................................................................................................................... 4 Query........................................................................................................................... 4 Buffer .......................................................................................................................... 4 Recordlength ............................................................................................................... 4 三、数据库导出范围..................................................................................................... 6 Full .............................................................................................................................. 6 Tablespace ................................................................................................................... 6 Tables .......................................................................................................................... 6 Owner .......................................................................................................................... 6 四、导出分类................................................................................................................. 6 Rows ............................
