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Backing Up with ontape

In This Chapter

Syntax of ontape

Starting ontape

Using ontape Exit Codes

Changing Database Logging Status

Creating a Backup

Choosing a Backup Level

Level-0 Backups

Level-1 Backups

Level-2 Backups

Backing Up After Changing the Physical Schema

Preparing for a Backup

Avoid Using Temp Tables During Heavy Activity

Making Sure Enough Logical-Log Space Exists

Keeping a Copy of Your ONCONFIG File

Verifying Consistency Before a Level-0 Backup

Using Online and Quiescent Backups

Preparing to Backup to Tape

Preparing to Back Up to Standard Output

Performing a Backup

Backing Up to Tapes

Backing Up to Standard Output

Backup Examples

Backing Up Raw Tables

When the Logical-Log Files Fill During a Backup

When You Can Use Two Tape Devices

When Only One Tape Device Is Available

When a Backup Terminates Prematurely

Monitoring Backup History Using oncheck

Backing Up Logical-Log Files with ontape

Before You Back Up the Logical-Log Files

Using Blobspace TEXT and BYTE Data Types and Logical-Log Files

Using /dev/null When You Do Not Need to Recover

When Must You Back Up Logical-Log Files?

Starting an Automatic Logical-Log Backup

Starting a Continuous Logical-Log File Backup

Ending a Continuous Logical-Log Backup

What Device Must Logical-Log Backups Use?

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