You can use log settings to configure the most important properties of transaction logging.
Name |
Description |
---|---|
Log mode |
Specifies whether the database system supports software-based mirroring.
|
Overwrite mode for the log area |
Specifies whether the database system can overwrite redo log entries in the log area even if they have not been backed up.
If overwrite mode is on and you switch it off, you then have to execute a complete data backup. |
Redo log management |
Specifies whether the database system writes redo log entries.
If redo log management is off and you switch it on, you then must perform a complete data backup. |
Note
In addition to the log settings, there are several database parameters that influence logging.
More information: Database Parameters
Concepts of the Database System, How Databases Log Data Changes
Database Studio, Changing Log Settings
Database Manager CLI, param_addvolume
Database Administration in CCMS, Log Area