WebNov 16, 2015 · 1 Because it is read-only. You can check the datafile status in dba_data_files: select file_id, file_name, tablespace_name, online_status; There it should be reported as 'OFFLINE'. Share Follow answered Nov 22, 2015 at 18:33 Mihail 151 4 Add a comment 1 It depends on Oracle version. WebJun 6, 2009 · In a nutshell and when your database runs in non archivelog mode. 1. You cannot offline datafiles when the database is open. 2. You can only offline normal a tablespace (but not the system tablespaces). Since offline normal of a tablespace involves checkpointing of the datafiles of that tablespace, no recovery will be needed to online the ...
ORA-01147: SYSTEM tablespace file 1 is offline. - Experts Exchange
WebSep 11, 2015 · 1 The Database Backup and Recovery Reference says that you can do a backup by backup incremental level 0 as compressed backupset database skip inaccessible; or better backup incremental level 0 as compressed backupset database skip offline; But your problem is that the data from datafile 5 is lot if do do not have a valid backup. WebMay 20, 2024 · If you really want to offline it, you may switch the default temporary tablespace to another one at database level, then do it. For a non-default temporary tablespace, we can take all temp files offline in the tablespace like this: SQL> alter tablespace erp_temp tempfile offline; Tablespace altered. hilton worldwide pension center
单选题Examine the RMAN command: SWITCH DATAFILE …
WebMar 21, 2013 · 1 Answer Sorted by: -1 This command does is, RMAN is taking the backup of entire database, in case some tablespace is corrupt or a data file is curroupt, using RMAN you can restore the tablespace or the datafile. Rman doesn't restore or recover automatically, you have to define what you want to recover or restore. Share Follow WebDec 15, 2005 · We don't have backup of the files what is the best way I can start oracle not matter I have to delete the file. The only way I can logon is SVMRGR> CONNECT AS SYSDBA Can't logon as internal ORA-01147: SYSTEM tablespace file 1 is offline. WebIf a tablespace is offline, you cannot access data stored in it. On the other hand, if a tablespace is online, its data is available for reading and writing. Note that the SYSTEM tablespace must always be online because it contains the data dictionary that must be available to Oracle. home health care time sheets