Oracle Rman Pocket Reference by Darl Kuhn

By Darl Kuhn

Oracle RMAN Pocket Reference is perfect for DBAs who require a concise connection with universal RMAN projects. the 1st component to the e-book offers instructions for such projects as taking an entire database backup, convalescing from lack of facts dossier, and cloning a database. the second one element deals a really concise RMAN syntax reference. This ebook will retailer DBAs time whilst appearing initiatives which are rare, but super very important.

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You need to connect to the catalog so that RMAN knows where to store the scripts, and you need to connect to the target so that RMAN knows which target database the stored script is associated with. Once a connection to the target and catalog is established, you can store a script using either the create script or replace script commands. The replace script command creates a new script or replaces a previously stored script by the name under which you store the script. bus' database; 5> } replaced script full_back This stores the script, which is named full_back, in the catalog.

Dbf'; 6> } To specify more than one datafile by name, list the names separated by commas. 5 Backing Up Control Files A nice feature of Oracle9i is its ability to configure the control file to be backed up automatically whenever you issue a backup or copy command. bct' (current controlfile); release channel d1; } EOF # if [ $? -ne 0 ]; then $MAILX -s "RMAN problem with $ORACLE_SID on $BOX" \ $MAIL_LIST < backup archivelog all; Another Oracle9i technique is to use the backup command's plus archivelog clause to include the archive redo log files as part of a backup.

Bus'; Unlike traditional online (hot) backups, RMAN does not put tablespaces in backup mode. No extra redo is generated. For high-transaction databases, this can lead to significant resource savings. 3 Backing Up a Tablespace The ability to specify only a subset of tablespaces in a backup operation can add flexibility to your backup strategy. 4 Backing Up a Datafile With datafiles, you can either back them up by number or by name. With Oracle9i, the syntax is straightforward. dbf'; 6> } To specify more than one datafile by name, list the names separated by commas.

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