The archive mode is also required for online backup of DM database. Rough looks very easy, as long as alterdatabasearchivelog. If you do this, you can't do online backup. You have to go to dmarch. in ini, restart the service. this dmarch. the ini content is empty by default, but in Windows, a dmarch_ex
The archive mode is also required for online backup of DM database. It seems very easy to be rough, As lon
Tar
Archive tools under linux. Is to archive the file or directory into a file, but it is not compressed.Syntax formatTar [main options + auxiliary options] file or directory list
Primary Option-C. Create a new archive file-R: append the file to be archived to the end of the file.-T list the archived files-U updates the file and replaces the original file with th
When you want to subscribe to a mailing list, there is always a tip that suggests you search the FAQ or archives first to see if anyone has already posted the same topic that you meet. some mailing-list archive sites do not support searching function, while, some others do.
Here I will introduce some very famous archive sites to you; especially you are interested in some opensource projects such as Apache S
No nonsense, just like the question.
View Current Database ModeConnect to the database and enter the following command:
Code highlighting produced by Actipro CodeHighlighter (freeware) http://www.CodeHighlighter.com/ -->SQL> archive log list;You can view the current database mode. If "Database Log mode is not archive mode", you need to switch the following process.
Before switching,
Problem description:
The database used is Oracle 10 Gb, the archive mode is used, and the archive space of the Oracle system is 2 GB by default. Because there are too many logs and the space is full, the redo files of the database cannot be archived, the Oracle database is suspended.
The Oracle 10g database operation interface is displayed by the OEM. the following error message is displayed:
"The Archiving
I. significance:
We know that the database has at least two sets of online log files, which are recycled.The archive mode stores a copy of the file before the online log file is repeatedly reused (overwritten) to other locations, so that we keep all the modification log records of the database in history, it makes sense for database recovery.
Ii. Modify the archive Mode
First, you can use the following stat
The TAR command usesThe default tar has only the archive function, no compression functiontar [option ...] [File] ...-c,--create Create-x,--extract,--get Decompression-t,--list viewing the contents of an archive file-F,--file archive name-v,--verbose Show details of the archive-P,--preserve reserved permissionsThe comm
Gzip
For compressing files, supports specifying multiple compressed files and wildcards, cannot compress directories, can be packed with tar and compressed
Zcat
Used to view compressed files
Gunzip=gzip-d
Used to extract files
>>> Zip Detailed
Command
Function
Zip
Specify files and directories to create a compressed file
Zipcloak
Encrypt compressed files, require a pas
In Oracle11g, in addition to following the RMAN retention policy, you can also use RMAN to configure the deletion policy for archiving logs, that is, when logs can be archived
In Oracle 11g, in addition to following the RMAN retention policy, you can also use RMAN to configure the deletion policy for archiving logs, that is, when logs can be archived
In Oracle 11g, in addition to following the RMAN retention policy, you can also use RMAN to configure the deletion policy for archiving logs,
DBA_Oracle Archive Log basic application and enabling (concept), dba_oraclearchive
BaoXinjian
I. Summary
Archive logs are backups of redo logs. Archive logs are used for media recovery.
Log Operation Mode
1. Noarchivelog (non-archive Mode)
Do not save redo logs.
Physical backup cannot be performed in the open state; f
I went to a customer for database inspection last Friday. It was a 10 Gb NC System database on Windows and configured with DG. However, during inspection, I found the database error: TueNov1110: 13: 572014LNS: pushed.
Last Friday, I went to a customer to perform database inspection. It was a 10 Gb NC System database on Windows 2008 and configured with DG. However, during the inspection, I found the database error: Tue Nov 11 10:13:57 2014LNS: standby redo logfile selected for thread 1 sequence 3
Tags: blog HTTP, ar file data, art, Problem C
Redo log file is written by the lgwr process from the redo log buffer in the Oracle instance and is recycled. That is to say, a redo log file (group) is written to the next one only after it is fully written.Archive log: When the database is running in archive mode, when a redo log file (group) is full, the arcn process backs up the redo log content to the archive
The archive log after oracle11gw.uardfailover reconstruction is not NO longer applied.1. the archive records of the master database are inconsistent, as shown below:
After failover, the bad old master database becomes a new slave database, but the archive log records of the new slave database are inconsistent, that is, the ar
Tags: oracle11g archive modeOracle 11g Archiving ModeUnderstanding Oracle's archiving model requires an understanding of how Oracle works, and simply saying that Oracle is a record of the data processing tasks (transactions), and everything is recorded in the log.Open Archive mode simply, set Oracle to archive the log collation of the operational database to a fi
Tags: managing coverage discussion file on disk non-archive 51cto generation methodThere are two ways to run an Oracle database: Archive (ARCHIVELOG) and non-archive (NO ARCHIVELOG). In non-archive mode, the log switch overwrites the previous redo log files directly and does not generate an
Tags: ALT development environment 1.2 log 11.2 Bash automatic 11g cellsAfter Oracle is installed, the default archive mode is turned on, and a large number of logs fill the disk instantaneously, so in the development environment, it is often necessary to turn off archive mode.1. Connect to the database as an administrator
$sqlplus user/passwd@dbname as sysdba SQL*Plus: Release 11.2.0.1.0 Pro
Tags: BSP physical location Oracle could not find the host data file strongSudden login when using Oracle Tip: Ora-00257:archiver error. Connect internal Only,until freed. Looking through a lot of data, it points to the issue of "insufficient archive log space to cause". View disk space hint disk has been used 100%. It seems to be the problem; Problem solving 1. First delete the physical disk archive file
Archive file ManagementOracle archive files are often full or not mounted, here is a brief example of a full case.backing up archive files : Backup Archivelog All ;Backing Up archive logs1 , Sql>alter System Archive logcurrent; Archive
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