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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 database that is managed by an object-oriented ... also suited for applications that are not necessarily based on an object model, but use a large number of in-memory indexes that are difficult ...
The data are stored in a traditional relational database or in an object database if the data have a complex structure. See O-R mapping and object database. There are three major features in ...
Data modeling serves two purposes: generating database schemas and documenting data stores ... PowerDesigner lets you pick an object and follow its links to see where the data item is used -- a ...
Entities are the data objects in focus, where examples may include Customer ... Physical data models, in their own quiet way, are the most controversial data modeling component. Every DBMS operates in ...
including diagrams and all the objects of the data model. ERBuilder provides a schema synchronization feature that helps data modelers easily manage the differences between the data model and database ...