How do I narrow my search results?
After you submit your search query:
- On the Refine Search results page, select one or more categories of products or services from the left sidebar.
- Then for a category with search results, click Select to choose your product and release filters, and then click OK.
For search queries that contain multiple words, surround the query with quotes, and then resubmit your query. Example: "database cloud service"
How do I find the documentation for my product or service?
From the home page, click the technology categories for your products or services. If you do not know which category to pick, try the following features:
- Click the Find a product tab and search for your product or service.
- Click Browse All Products & Services at the bottom of the home page to view an alphabetical listing of products and services.
- Apple Safari: Version 6
- Google Chrome: Version 29 and later
- Mozilla Firefox: Version 24 and later
- Microsoft Internet Explorer: Version 9 and later
Viewing Oracle ASM File Access Control Information → You can view information about Oracle ASM File Access Control in the columns of the V$ASM_USER, V … Oracle ASM File Access Control users displayed in the V$ASM_USER view. Example 6-5 Viewing Oracle ASM … File Access Control information with V$ASM_USER SQL> SELECT dg.name AS diskgroup,
Recovering from Control File Corruption Using a Control File Copy → corrupted, that the control file directory is still accessible, and that you have a multiplexed copy … of the control file. With the instance shut down, use an operating system command to overwrite the … bad control file with a good copy: % cp /u03/oracle/prod/control03.ctl /u02/oracle/prod/control02.ctl
What Is a Control File? → Every Oracle Database has a control file, which is a small binary file that records the physical … structure of the database. The control file includes: The database name Names and locations of … number Checkpoint information The control file must be available for writing
Protecting the Control File → you protect each target database control file. You can use the following strategy to protect the … control file. To protect the control file: Create redundant copies of control files through multiplexing … control files without requiring you to restore
About Control File Records → The control file contains two types of records: circular reuse records and noncircular reuse … available record slots are full, the database either expands the control file to make room for a new … make backups of a target database, the database records these backups in the control file.
CONTROL (control file) → Default: none CONTROL specifies the name of the SQL*Loader control file that describes how to load … name is omitted, then SQL*Loader prompts you for it. If the name of your SQL*Loader control file … operating system-specific documentation for more information. See Also: Chapter 9 for a detailed description
Re-Creating a Control File → remain intact, then you can recover the database after creating a new control file. You are not … and currency of a control file backup, you have the options listed in Table 30-2 for generating the … If all control files have been lost in a permanent media failure, but all online redo log members
Maintaining the Control File Repository → , however, then the control file of each target database is the exclusive repository for RMAN metadata … . You should know how information is stored in the control file and ensure that your backup and … recovery strategy protects the control file. See Also: Oracle Database Administrator's
Control File and Server Parameter File Autobackups → Having recent backups of your control file and server parameter file is extremely valuable in many … current control file explicitly requested as part of your BACKUP command. With a control file … autobackup, RMAN can recover the database even if the current control
Recovering a Control File Using a Current Copy → This section presents ways that you can recover your control file from a current backup or from a multiplexed copy.
Recovering from Permanent Media Failure Using a Control File Copy → inaccessible due to a permanent media failure and that you have a multiplexed copy of the control file … control file to a new, accessible location: % cp /u01/oracle/prod/control01.ctl /u04/oracle/prod … CONTROL_FILES initialization parameter. Remove the bad control file from CONTROL_FILES
Preventing the Loss of Control File Records → The best way to prevent the loss of RMAN metadata because of overwritten control file records is to … backup records. Store the control file in a file system rather than on a raw device so that it can … expand. Monitor the alert log to ensure that Oracle Database is not overwriting control
Performing Recovery with a Backup Control File → This section explains what to do when all current control files are lost and you must restore a backup control file.
When RMAN Performs Control File Autobackups → If CONFIGURE CONTROLFILE AUTOBACKUP is ON, then RMAN automatically backs up the control file and … command. If the database runs in ARCHIVELOG level, RMAN makes control file autobackups when a … structural change to the database affects the contents of the control file. Note: Beginning
How RMAN Performs Control File Autobackups → RMAN backs it up in the same backup set as the control file autobackup. After the autobackup completes … to the alert log located in the Automatic Diagnostic Repository (ADR). Note: Control file … autobackups are never duplexed. The control file autobackup file name
About Recovery with a Backup Control File → If all copies of the current control file are lost or damaged, then you must restore and mount a … backup control file. You must then run the RECOVER command, even if no data files have been restored … , and open the database with the RESETLOGS option. If some copies of the current control file
Configuring the Snapshot Control File Location → file, it creates a temporary snapshot control file. RMAN needs a snapshot control file when … resynchronizing with the recovery catalog or when making a backup of the current control file. The default … location for the snapshot control file
Backing Up the Control File to a Trace File → You can back up the control file to a text file that contains a CREATE CONTROLFILE statement. You … can edit the trace file to create a script that creates a new control file based on the control file … NORESETLOGS option in the SQL statement, then the
Configuring Control File and Server Parameter File Autobackups → As explained in \"Control File and Server Parameter File Autobackups\", you can configure RMAN to … automatically back up the control file and server parameter file. The autobackup occurs whenever a … whenever the database structure metadata in the control file
Backing Up the Control File to a Binary File → The primary method for backing up the control file is to use a SQL statement to generate a binary … sets and copies (if you use RMAN). If COMPATIBLE is 10.2 or higher, binary control file backups … include temp file entries. To back up the control file after a structural