The unmerge process can call the pre-unmerge and post-unmerge user exits.
The Unmerge SIF API calls the pre-unmerge user exit before the unmerge process starts. The Unmerge SIF API calls the post-unmerge user exit after the unmerge process completes.
The following image shows the batch unmerge process and the user exits that the batch unmerge process can call:
The user exits run within the batch unmerge process in the following sequence:
MDM Hub
registers the unmerge job.
The pre-unmerge user exit runs.
MDM Hub
unmerges the records in the first block.
The post-unmerge user exit runs.
MDM Hub
commits the changes.
MDM Hub
repeats steps 2 through 5 for the remaining blocks.