Actually, a textbook is the only response that would not be accurate.
Databases collect, sort, and present information according to fields .
The Yellow Pages is a database of information about businesses. This information is sorted by a business type field and business name field . Fields in a TV Guide record include channels , program name , time , and program description . A textbook contains information, but it's not necessarily very searchable. Its index and table of contents, though, would be considered databases.