[Laskey99] Section 13.2.2 ALTER DATABASE ARCHIVELOG

Specifies whether Oracle will attempt to archive redo log files forthe database dbname after a redo log switch.

ARCHIVELOG: Specifies that a redo log group mustbe archived before it can be reused. If the group has not beenarchived, the database halts until archiving occurs successfully.This mode is required in order to perform media recovery.
NOARCHIVELOG: Specifies that redo log groups willnot be archived and may be reused immediately by Oracle.

The database must be mounted in EXCLUSIVE mode and not open in orderto issue this command. You must have the OSDBA role to issue thiscommand.

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