Search notes:

Oracle database system files

Description Required for startup
Control files Metadata about data files and online redo log files (names, status etc.) ✓
Parameter file Configuration of instance ✓
Online redo log file Used for data recovery ✓
Automatic Diagnostic Repository (ADR) Traces, dumps, alerts, health monitor reports
Backup files Used for database recovery
Archive Redo Log Files Used for recovery of restored data files
Password File
Wallets
Block Change Tracking File
Flashback Logs

See also

database

Index

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