Data Objects will be mostly
files and databases behind web servers. They are the realization of
their corresponding business objects.
A trend in Application Information Management is the usage of “NoSQL” data management systems which allow a better scalability for storing and indexing huge volumes of data. Some names here are Google's BigTable, Amazon Dymamo, Cassandra NoSQL and Apache Hadoop (see http://en.wikipedia.org/wiki/NoSQL). |
The eReading Reference Architecture (eRRA) > The 4 Tiers of the eReading Architecture > The Web Tier > Web Tier - Application Layer >