In a relational schema, type codes commonly are used to classify data. These type codes are often in numeric or alphanumeric form but, to simplify our examples here, the types will be spelled out in words rather than in the typical codes. Go to the next step to continue the discussion of type codes.
Next: Relational schema for example. Also see the related content below.
More detail for the current topic: Type Codes
More on the general topic: Using Existing Relational Schema
- Using Type Codes to Construct Classes
- Multi-Type Views
- Checking the Class Hierarchy
- Adding Method Code
- Using the Data
Related Fact Book
Author: Douglas K Barry
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The Savvy Manager's Guide
Douglas K Barry is also the author of a book that explains Web Services, service-oriented architecture, and Cloud Computing in an easy-to-understand, non-technical manner.
Web Services, Service-Oriented Architectures, and Cloud Computing: The Savvy Manager's Guide (Second Edition)
by Douglas K Barry with David Dick
This is a guide for the savvy manager who wants to capitalize on the wave of change that is occurring with Web Services, service-oriented architecture, and—more recently—Cloud Computing. The changes wrought by these technologies will require both a basic grasp of the technologies and an effective way to deal with how these changes will affect the people who build and use the systems in our organizations. This book covers both issues. Managers at all levels of all organizations must be aware of both the changes that we are now seeing and ways to deal with issues created by those changes.