In some environments, you cannot bring down a database to perform an offline backup. In such situations, you can perform an online backup, where the database is up and running during the backup.
You can perform either a full backup or incremental backup of the SAP for Oracle database when it is online.
The following table describes the available backup interfaces.
| Interface | Description | 
|---|---|
| util_file | The software locks the Oracle database until the backup completes. | 
| util_vol | The software locks the entire Oracle database until the backup completes. | 
| util_vol_online | The software locks each volume that is being backed up and releases it when the backup completes. | 
Before You Begin
Procedure
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From the CommCell Browser, expand Client Computers > client > Agent. 
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Right-click the instance, point to All Tasks and then click New Subclient. The Create New Subclient dialog box is displayed. 
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On the General tab, in the Subclientname box, enter a name for the subclient. 
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On the Content tab: - 
Select the Data check box. 
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Select the Online Database option. 
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In the Backup Device section, select the backup interface. 
 
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On the Storage Device tab, select the name of the Data Storage Policy. 
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On the IntelliSnap Operations tab. - 
Select the IntelliSnap check box. 
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From the Available Snap Engines list, select the appropriate engine. 
 
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Optional: Run scripts before or after the backup. You can choose to run the post-process script even if the backup job failed. On the Pre/Post tab: - 
In the Pre-Backup Command box, type the full path name for the script. 
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In the PostBackup Command box, type the full path name for the script. 
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To run the post backup process regardless of the job's outcome, select the Run Post Process for all attempts check box. 
 
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Click OK to close the Create New Subclient dialog box.