Object oriented multimedia information system using information and multiple classes to manage data having various structure and dedicated data managers
First Claim
1. A multimedia information system for managing heterogenous data having various structures and stored in different dedicated data managers, comprising:
- processing means programmed to manipulate said heterogenous data as logical objects of an object-oriented data model wherein said object-oriented data model comprises,a first class (21) describing methods and attribute common to all said logical objects manipulated within said processing means, anda second class (23) describing first methods for performing transaction operations between said processing means and said data managers and second methods for performing retrieval manipulation and saving operations from said processing means within said data managers,said first class further describing an attribute which references at least one instance of said second class so as to define a logical link between each logical object within said processing means and one of said data managers.
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Abstract
A multimedia information system (1) for managing heterogeneous data having various structures and divided between dedicated data managers (2, 3, 4) in which said data is represented by an object-oriented data model comprising a first class describing properties common to all the objects manipulated by the information system characterized in that said object-oriented model further comprises a second class describing properties relative to the use of functions of the data managers and in that said first class includes a property which references at least one instance of said second class.
61 Citations
2 Claims
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1. A multimedia information system for managing heterogenous data having various structures and stored in different dedicated data managers, comprising:
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processing means programmed to manipulate said heterogenous data as logical objects of an object-oriented data model wherein said object-oriented data model comprises, a first class (21) describing methods and attribute common to all said logical objects manipulated within said processing means, and a second class (23) describing first methods for performing transaction operations between said processing means and said data managers and second methods for performing retrieval manipulation and saving operations from said processing means within said data managers, said first class further describing an attribute which references at least one instance of said second class so as to define a logical link between each logical object within said processing means and one of said data managers. - View Dependent Claims (2)
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Specification