Operational State 

The following operational states exist for a database instance:

Operational State	Meaning
ONLINE	The database instance has been started, and users can log on.
STANDBY	For standby instances in hot standby systems only. Standby instances cannot accept any connections. They are constantly in a restart state.
ADMIN	The database instance is only available for database administration work.
OFFLINE	The database instance is not running.

Monitoring and Changing the Operational State

To monitor or change the operational state of the database instance, use the Database Manager, or, in SAP systems, the Database Assistant of the CCMS.

·        Database Manager GUI, Monitoring the Operational State

·        Database Manager CLI, Commands for Database Operations

·        Database Administration in CCMS: MySQL MaxDB, DB State

·        Database Administration in CCMS: SAP liveCache, liveCache State, and Operating