Object databases are also suited for applications that are not necessarily based on an object model, but use a large ... are difficult to store in a relational database. Object databases may ...

Topics covered include relational database model, entity-relationship modeling, normalization, SQL language, data warehousing, data quality and integration, data and database administration, and ...

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 ...