Starting (Restarting) the Database Instance 

Prerequisites

You have selected the database instance you wish to start.

Procedure

Database Instance Transfer to ONLINE mode

Choose Instance ® Online to start the database instance, that is to change it to the running state.

This function can be performed in both ADMIN mode and deactivated mode (OFFLINE).

If Instance Online fails to set the database to ONLINE mode, you can look for the reason for the fault in the log file knldiag.

Database Instance Transfer to ADMIN mode

Select Instance ® Admin to switch the database instance from deactivated mode (OFFLINE) to ADMIN mode. In this mode, you can recover the database instance or make changes to the parameters.

Each time you start the database instance by choosing Instance ® Online or Instance ® Admin, a copy of the console log file (file knldiag in the run directory of the database instance) is created with the name knldiag.old, and file knldiag is overwritten.