APO Extract/Load Upgrade 

Update strategy APO Extract/Load Upgrade for the database instance type liveCache. For this update strategy, application system transaction data must first be backed up. The liveCache software is then upgraded.
The APO Extract/Load Upgrade update strategy is currently only used for the SAP APO liveCache (
Update Strategy for liveCache Database Instances).

You can find the Upgrade for SAP APO documentation as follows:
http://service.sap.com/instguides, Integration & Upgrade Guides ® mySAP SCM.

Prerequisites

The general prerequisites for Update of an Existing Database Instance must be fulfilled.
The database instance can be in any operation status.
The liveCache transaction data must be backed up to the APO database. For more information, see Upgrade for SAP APO 3.1: SAP liveCache 7.4 ® Upgrade Preparations.

Procedure

Update of a Database Instance: SAP DB 7.4

Process Flow

SDBUPD proceeds as follows:

  1. The X Server is started, if necessary.
  2. General checks are performed:
    The status of the data and log areas, database parameter settings, operation status of other database instances, and so on.
  3. The database instance is placed in operation status OFFLINE.
  4. The X Server is stopped.
  5. The required SAP DB software is upgraded.
  6. The X Server is started.
  7. The database instance is placed in operation status ONLINE.
  8. The system tables are loaded.
  9. The database instance is placed in operation status OFFLINE.