Oracle表空间-脱机

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脱机
1、
SQL> alter tablespace lianxi offline;
Tablespace altered
2、
SQL> select TABLESPACE_NAME,STATUS  from dba_tablespaces where tablespace_name like 'LIAN%';
TABLESPACE_NAME                STATUS
------------------------------ ---------
LIANXI                         OFFLINE
LIANXI_INDEX                   ONLINE
LIANXI_TEMP                    ONLINE
LIANXI_UNDO                    ONLINE

联机
SQL>  alter tablespace lianxi online;
Tablespace altered

SQL> select TABLESPACE_NAME,STATUS  from dba_tablespaces where tablespace_name like 'LIAN%';
TABLESPACE_NAME                STATUS
------------------------------ ---------
LIANXI                         ONLINE
LIANXI_UNDO                    ONLINE
LIANXI_TEMP                    ONLINE
LIANXI_INDEX                   ONLINE