基于Oracle数据库的表的导入导出操作详细介绍，可以讲数据库的表导出，然后删除表后，直接导入SQL文件，重新新建表，很详细，很好。-Import and export operations based on Oracle database tables detail, you can speak to export the database table, and then delete the table after direct import SQL files, re-new table, very detailed, very good