If the relationship is not one-to-many, it may be many-to-many, as in, say, customers to accounts at a bank. A customer may have ... drives the pattern used within the database model. Certainly, the ...

In other words, the logical model must be able to produce all known reports, queries, and so on. In addition, the user must be able to enter and manipulate data in a reasonable fashion.

However, within the logical data model the goal is to express the business rules and logic. Therefore, abstractions do not have to be avoided, but they should be used surgically. When an area of the ...

Data models define the logical structure of data, how they are connected and how the data are processed and stored in information systems. Data models provide the conceptual tools for describing ...

These top data modeling tools and applications enable users to build conceptual and logical data models that deliver significant competitive advantage. Written by eWEEK content and product ...

MISMO, the standards development body for the mortgage industry released its logical data model as the next generation of the MISMO data exchange, according to a press release. The new model has the ...

Teradata Corp. has introduced the Utilities Logical Data Model (uLDM). Teradata Corp. has introduced the Utilities Logical Data Model (uLDM). As a utility's business needs evolve, the Teradata uLDM ...

Teradata, a division of NCR Corporation, has announced the launch of the Teradata Communications Logical Data Model (LDM) Version 5.0. NCR is represented in South Africa by National Data Systems ...