The full-text index finds these XML documents quickly which are then input to the FLWOR expression that extracts all employee names from these documents.

A directory-type site might require an alphabetical list of names to look up, but this would not be a structured, topical index (as explained above).

One year, to get the study groups just-so, Ms. DeGraca laid out index CARDS with students' names and basic facts on her living room floor, mixing and matching until the groups seem balanced.