Changes to registry and environment variables in Db2 11.5.3

To support new and changed functionality in Db2 11.5.3, a number of changes were made to registry and environment variables.

Attention: Changes in version 11.5.3 affect the following Db2 products:

New registry variables

Table 1. New registry variables in version 11.5.3
Registry variable New behavior
DB2_ASYNC_DPF_INDOUBT_RESOLUTION This new variable will continuously attempt to resolve DPF indoubt transactions following a crash recovery. For more information refer to this page.