刪除undotbs後,數據庫無法啓動

刪除undotbs後,數據庫無法啓動

SQL> shutdown abort;

ORACLE instance shut down.

 

 

 

SQL> startup mount

ORACLE instance started.

 

Total System Global Area 3340451840 bytes

Fixed Size 2232960 bytes

Variable Size 2432699776 bytes

Database Buffers 889192448 bytes

Redo Buffers 16326656 bytes

Database mounted.

 

 

SQL> alter database datafile '/u01/oracle/oradata/yoon/undotbs_01.dbf' offline drop;

 

Database altered.

 

 

SQL> alter database open;

 

Database altered.

 

 

 

SQL> create undo tablespace undotbs1 datafile '/u01/oracle/oradata/yoon/undotbs01.dbf' size 1g;

 

Tablespace created.

 

 

 

SQL> alter system set undo_tablespace='undotbs1' scope=spfile;

 

System altered.

 

 

SQL> drop tablespace undotbs01 including contents and datafiles;

 

Tablespace dropped.

 

 

 

SQL> shutdown immediate

Database closed.

Database dismounted.

ORACLE instance shut down.

 

 

 

SQL> create pfile from spfile;

 

File created.

 

 

 

SQL> startup

ORACLE instance started.

 

Total System Global Area 3340451840 bytes

Fixed Size 2232960 bytes

Variable Size 2432699776 bytes

Database Buffers 889192448 bytes

Redo Buffers 16326656 bytes

Database mounted.

Database opened.

 

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