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AdministeringIn addition to administering the database server, you can tune performance, replicate data, and archive data.
Backup and Restore GuideThe HCL OneDB™ Backup and Restore Guide describes how to use the HCL® OneDB® ON-Bar utility to back up and restore database server data. This will enable you to recover your databases after data is lost or becomes corrupted due to hardware or software failure or accident.
Appendixes
Troubleshooting some backup and restore errorsThis appendix lists some error and informational messages that you can receive during a backup or restore, describes under what circumstances the errors might occur or the message might appear, and provides possible solutions or workarounds.
No dbspaces or blobspaces during a backup or restoreIf the emergency boot file, ixbar.servernum, does not have the correct entries for objects in the backup, the message There are no DB/BLOBspaces to backup/restore appears in bar_act.log file during a restore started with the onbar -r or onbar -r -w command.
Restore blobspace BLOBsYou can use table-level restore to restore a BLOB that is stored in a table. However, restoring a BLOB that is stored in a blobspace is not supported. If you attempt to restore a blobspace BLOB, the column is set to NULL.

Restore blobspace BLOBs

You can use table-level restore to restore a BLOB that is stored in a table. However, restoring a BLOB that is stored in a blobspace is not supported. If you attempt to restore a blobspace BLOB, the column is set to NULL.

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