Selection of Upgrade Strategy 

If you perform an update of a database instance, the update strategy is determined by SDBUPD.

Prerequisites

Starting SDBUPD

Process Flow

  1. SDBUPD determines the database instance type.
    Currently, it is only possible to perform an update with SDBUPD for the database instance types
    SAP DB OLTP and liveCache (for SAP APO).
  2. SDBUPD determines the SAP DB software versions (and, if appropriate, the APO release) of the existing database instance and the software package to be installed.

Result

With these specifications, SDBUPD can decide, whether an update of the database instance is possible, and which update strategy is to be used.

Overviews of which update strategy is used in which circumstances: