How to delete specific instances / delete records of a class

Use pxDeleteClassInstances activity to delete all the class instances

To delete specific instances create an activity as follows

Give the name of the class and give any page name

Here (B) is the specific condition according to which we need to filter the results and .pzInsKey is just needed in the results

Give the class name in the loop

Final step

Trace while running the activity to confirm the results