Oracle 备份 还原 导入 导出 数据库

导出数据

SQL> conn / as sysdba
Connected.
SQL> create directory lxw_dir as '/home/oracle';
Directory created.
SQL> grant write,read on directory lxw_dir to lxw;
Grant succeeded.
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@db ~]$ expdp lxw/lxw123@orcl directory=lxw_dir dumpfile=lxw_20200706.dmp log=lxw_20200706.log schemas=lxw

加 content=metadata_only 只导出架构

导入数据

SQL> conn / as sysdba
Connected.
SQL> create directory lxw_dir as '/home/oracle';
Directory created.
SQL> grant write,read on directory lxw_dir to lxw
Grant succeeded.
SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
[oracle@db ~]$ impdp lxw/lxw123@orcl directory=lxw_dir dumpfile=lxw_20200706.dmp log=lxw_20200706.log schemas=lxw