Extended Search, because it is based on the Informatica MDM Hub match capability, is case insensitive.
In general, case-insensitive searching is not available for Basic Search. The exception to this is when all of the data in the subject area is already either upper-case or lower-case. In this scenario, the searchQuery API can be configured to convert the incoming search terms to upper or lower case before executing the query. For more information, see the description of SearchQuery in the