EMC documentum

Data is not simple anymore. Data consist of text, pictures and mutlimedia files. Technically is divided into structure/unstructure data. The existing database can handle structure data well. However for unstructure data is more complex and usually bigger in file size which is not efficient to be store in traditional database. Documentum separate the storage of structure and unstructure data. unstructure Data will be stored in its original state and reside in a file system repository. As for structure data will be place into popular RDBMS. Documentum provide a intermediate interface which help to retrieve and store structure/unstructure data efficient. Therefore the complexity is reduced. Developer can use documentum API to retrieve data. The management of unstructure/structure data is handle completely by documentum itself.

Documentum describe file as an object. OOP concept. Which is like object mapped to relational database. Documentum also have their query language which is similar to sql statements.