olemus
andmebaas, mis on esitatav
ühe failina, sealhulgas ühe tabelina
=
a type of database that stores data in a single table

ülevaateid
https://prezi.com/qlsff1i-0d0a/flat-file-vs-relational-databases/

https://www.educba.com/types-of-database-models/

https://www.techopedia.com/definition/25330/flat-database

https://en.wikipedia.org/wiki/Flat-file_database