By default, a rule specification contains a primary rule set. Add a rule set under the primary rule set or under another rule set in the rule specification.
1On the Explore page, open the rule specification.
2On the Configuration tab, select a rule set as a parent for the rule set that you create.
3Click the Add rule set button [+] at the base of the rule set.
Or, right-click the rule set and select Add rule set.
Data Quality adds a rule set below the parent rule set.