导出Oracle table
1.登录Oracle
2.检查表table
1).select 'alter table '||table_name||' allocate extent;' from user_tables where num_rows=0;
2).alter system set deferred_segment_creation=false;
3).select table_name from user_tables where NUM_ROWS=0;
3.win+r输入cmd命令:
导出备份:exp username/password@ip:端口号/数据库实例 file=路径.dmp
exp gtis_oa/gtis@172.18.2.87/orcl file=D:\gtis_oa20181121.dmp