request.requestType is an enum with these values: ["Hold", "Recall", "Page"]
The correct match operator is the field matching ==
The existing "ginIndex" should be removed and a b-tree "index" created. It should be case insensitive (for usability, the same as other request b-tree indexes) and accents sensitive (we don't expect "Höld" searches.
The new index will also provide better totalRecords estimations resolving
Front-end has already switched to ==: https://github.com/folio-org/ui-requests/pull/605/files =