data model

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data model

An unambiguous expression of items, relationship among items and data structure in a certain area of interest or context of use, which uses symbolic conventions to represent content so that its intended significance is not lost when communicated.
References in periodicals archive ?
First, the Entity Relationship model can be used as a contextual map of the data connecting the multiple dimensional modeling subject areas.
The modeling language used is an extension to the Entity Relationship Model (5) (ERM) which is most commonly used because of its user-friendly graphical representation and its close ties to other database models such as the relational, the network and the emerging object-oriented models.