LOSS OF A UNDO FILE IN ARCHIVELOG MODE
2013-12-01 18:51
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SQL>start up
ORA-01157:cannot identify/lock data file 2 - see DBWR trace file
ORA-011110:data file 2 "'undotbs01.dbf'
SQL> alter database datafile '/u01/app/oracle/oradata/ora11/undotbs01.dbf' offline drop;
SQL>alter database open;
SQL>create undo tablespace undotbs2 datafile '/u01/app/oracle/oradata/ora11/udotbs2.dbf' size 50m;
SQL>alter system set undo_tablespace=undotbs2;
SQL>drop tablespace undotbs1;(不能有活动数据)
ORA-01157:cannot identify/lock data file 2 - see DBWR trace file
ORA-011110:data file 2 "'undotbs01.dbf'
SQL> alter database datafile '/u01/app/oracle/oradata/ora11/undotbs01.dbf' offline drop;
SQL>alter database open;
SQL>create undo tablespace undotbs2 datafile '/u01/app/oracle/oradata/ora11/udotbs2.dbf' size 50m;
SQL>alter system set undo_tablespace=undotbs2;
SQL>drop tablespace undotbs1;(不能有活动数据)
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- 75.Your test database is configured to run in NOARCHIVELOG mode. One of the data files in the USERS