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 ...

Jump to: From a business perspective, data modeling provides several important benefits. It helps to create an efficient and logical database by eliminating redundancy, which saves storage space ...

In the simplest terms, a logical data model is a visual representation of the business rules and requirements covering the universe-of-discourse for a given solution or enterprise, along with some ...

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 ...

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 ...

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 ...

Logical data models detail how entities in the conceptual model map to tables, fields, indexes and relationships within a relational database. For example, a relational table may represent an ...

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 ...

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