This section discusses how to include syncpointing in a distributed process. It concentrates on the programming aspects of using the EXEC CICS® SYNCPOINT [ROLLBACK]48 command across APPC conversations (basic and mapped) at sync level 2 and MRO conversations. This includes issuing syncpoint requests and receiving them, because they are transmitted to all partners connected on conversations at sync level 2. The section also describes how these partners are given the opportunity to back out even though they have been requested to commit.
The section contains the following topics: