The following table lists the Overwrite Options supported by each Agent. For additional information on Agent-specific support considerations, see Things to Consider in Overwrite Options.
| Unconditionally overwrite only if target is a DataArchiver stub | Comments | |||||
| Backup | ||||||
| Active Directory | ||||||
| DB2 | ||||||
| DB2 DPF | ||||||
| DB2 pureScale | ||||||
| Documentum | 
 | 
 | 
 | |||
| Exchange Database | ||||||
| Exchange Mailbox (Classic) | 
 | 
 | Unconditional Overwrite for existing messages. | |||
| Exchange Public Folder | 
 | Unconditional Overwrite for existing messages. | ||||
| Google Mail and Google Drive | 
 | 
 | 
 | 
 | Unconditional Overwrite is supported for the existing messages. | |
| GPFS | 
 | 
 | 
 | 
 | ||
| Hadoop | 
 | 
 | 
 | 
 | ||
| IBM i File System | 
 | 
 | 
 | 
 | ||
| IBM Notes Database | 
 | |||||
| IBM Notes Document | ||||||
| Image Level | 
 | |||||
| Informix | ||||||
| Macintosh File System | 
 | 
 | 
 | 
 | ||
| Microsoft SharePoint Server | 
 | Unconditional Overwrite for existing documents is supported for SharePoint Document. | ||||
| Microsoft SQL Server | 
 | Unconditional Overwrite is supported for the existing messages. | ||||
| Microsoft Windows File Systems | 
 | 
 | 
 | 
 | ||
| MySQL | ||||||
| NAS | ||||||
| NFS | 
 | 
 | 
 | 
 | 
 | |
| OES File System | 
 | 
 | 
 | 
 | ||
| OpenVMS File System | 
 | 
 | 
 | 
 | ||
| Oracle | ||||||
| Oracle RAC | ||||||
| PostgreSQL | ||||||
| Salesforce | 
 | 
 | 
 | 
 | 
 | |
| SAP for MaxDB | ||||||
| SAP for Oracle | ||||||
| SAP HANA | 
 | |||||
| Sybase | ||||||
| Unix File Systems | 
 | 
 | 
 | 
 | ||
| Archive | ||||||
| Domino Mailbox Archiver | 
 | 
 | ||||
| Exchange Compliance Archiver | 
 | Unconditional Overwrite for existing messages. | ||||
| Exchange Mailbox | 
 | 
 | 
 | Unconditional Overwrite for existing messages. | ||
| Exchange Mailbox Archiver | 
 | 
 | Unconditional Overwrite for existing messages. | |||
| Exchange Public Folder Archiver | 
 | Unconditional Overwrite for existing messages. | ||||
| OnePass for Celerra | 
 | 
 | 
 | 
 | 
 | |
| OnePass for Exchange Mailbox (Classic) | 
 | 
 | 
 | Unconditional Overwrite for existing messages. | ||
| OnePass for Hitachi NAS (VSP One File) | 
 | 
 | 
 | 
 | 
 | |
| OnePass for NetApp | 
 | 
 | 
 | 
 | 
 | |
| OnePass for Network Shares | 
 | 
 | 
 | 
 | 
 | |
| OnePass for Unix | 
 | 
 | 
 | 
 | 
 | |
| OnePass for Windows | 
 | 
 | 
 | 
 | 
 | |
| Oracle Archiving | ||||||
| Virtualization | ||||||
| Amazon | 
 | |||||
| Citrix Xen | 
 | Unconditional Overwrite for existing messages. | ||||
| FusionCompute | 
 | |||||
| KVM | 
 | Unconditional Overwrite for existing messages. | ||||
| Microsoft Azure | 
 | |||||
| Microsoft Hyper-V | 
 | Unconditional Overwrite for existing messages. | ||||
| Nutanix AHV | 
 | |||||
| OpenStack | 
 | |||||
| Oracle Cloud | ||||||
| Oracle VM | 
 | |||||
| oVirt | 
 | Unconditional Overwrite for existing messages. | ||||
| Red Hat Enterprise Virtualization | 
 | Unconditional Overwrite for existing messages. | ||||
| VMware | 
 | Unconditional Overwrite for existing messages. | ||||
| Laptop | ||||||
| Laptop Backup (Linux) | 
 | 
 | 
 | 
 | ||
| Laptop Backup (Macintosh) | 
 | 
 | 
 | 
 | ||
| Laptop Backup (Windows) | 
 | 
 | 
 | 
 | ||
