when create a child inc it gets these feilds values

[rampage]

When creating a child incident, by default the following elements are copied from the parent incident:
short description
Impacted element
Service impacted
Category
Sub-category
Assignment group
Description

[RaghavSh]

What is your question here. These fields are defined in "sys_properties" table and property name is "com.snc.incident.copy.attributes" 

You can add or remove fields from this table as per your requirement.

Please mark the answer correct/helpful accordingly.

[rampage]

Hello sir, when I create a new incident and give it a parent incident it automaticly gets the values of these fields : short description - Impacted element - Service impacted - Category - Sub-category - Assignment group - Description. from the parent incident and set them to the child incident.

[RaghavSh]

what is the question here?

[rampage]

The question is how to do this usage?

usage : 

when I create a new incident and give it a parent incident it automaticly gets the values of these fields : short description - Impacted element - Service impacted - Category - Sub-category - Assignment group - Description. from the parent incident and set them to the child incident.