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One of the most important steps in desiging a database is establishing the data model. Part one of a two-part article describes how to create a logical model.

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 ...

Teradata Corp. has introduced the Utilities Logical Data Model (uLDM). As a utility's business needs evolve, the Teradata uLDM helps customer adapt their data warehouse physical model to ensure the ...

The evaluation of solutions performed against the canonical data model, whether those solutions are being designed or considered for purchase, is a qualitative one. There is no expectation that the ...