This article is about only one of those choices, that is the layeringof an object-oriented class model on top of a purely relational database.This is not to imply this is the only, best, or simplest ...

a logical data model will have every piece of detail fleshing out the entities, all attributes, data types, optionality, definitions, and only stop at things that are a part of the implementation on ...

The document store DBMS stores data at the document level using a markup language such as JSON (JavaScript Object Notation) or XML. The document data model makes it easy for developers to store and ...