oracle如何移动datafile的位置

发布时间：2020-12-12 14:45:58 所属栏目：百科来源：网络整理

导读：oracle如何移动datafile的位置? [root@sc ~]# su - oracle [oracle@sc ~]$ sqlplus / as sysdba SQL archive log list Database log mode Archive Mode Automatic archival Enabled Archive destination /recovery/arch Oldest online log sequence 85 Next

oracle如何移动datafile的位置?
[root@sc ~]# su - oracle [oracle@sc ~]$ sqlplus / as sysdba SQL> archive log list Database log mode Archive Mode Automatic archival Enabled Archive destination /recovery/arch Oldest online log sequence 85 Next log sequence to archive 87 Current log sequence 87
SQL> select name from v$datafile;
NAME -------------------------------------------------------------------------------- /u01/app/oracle/oradata/ocp/system01.dbf /u01/app/oracle/oradata/ocp/undotbs01.dbf /u01/app/oracle/oradata/ocp/sysaux01.dbf /u01/app/oracle/oradata/ocp/users01.dbf /u01/app/oracle/oradata/ocp/example01.dbf /u01/app/oracle/oradata/ocp/perstat.dbf
SQL> select tablespace_name,status from dba_tablespaces;
TABLESPACE_NAME STATUS ------------------------------ --------- SYSTEM ONLINE UNDOTBS1 ONLINE SYSAUX ONLINE TEMP ONLINE USERS ONLINE EXAMPLE ONLINE PERSTAT ONLINE
第一步,将表空间offline SQL> alter tablespace perstat offline;-- 如果是多个文件，则会同时变成offline
Tablespace altered.
自己手动拷贝文件到新的目录，并使用rename修改数据文件的地址属性,可以同时移动一个表空间下的多个数据库文件 [oracle@sc ~]$ cp /u01/app/oracle/oradata/ocp/perstat.dbf /u01/app/oracle/oradata/perstat.dbf SQL> alter tablespace perstat rename datafile '/u01/app/oracle/oradata/ocp/perstat.dbf' to '/u01/app/oracle/oradata/perstat.dbf';
Tablespace altered.
将表空间online SQL> alter tablespace perstat online;
Tablespace altered.
SQL> select name from v$datafile;
NAME -------------------------------------------------------------------------------- /u01/app/oracle/oradata/ocp/system01.dbf /u01/app/oracle/oradata/ocp/undotbs01.dbf /u01/app/oracle/oradata/ocp/sysaux01.dbf /u01/app/oracle/oradata/ocp/users01.dbf /u01/app/oracle/oradata/ocp/example01.dbf /u01/app/oracle/oradata/perstat.dbf

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