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data model
Data Model
The basic data model employed by the database is designed to
avoid the most vexing, commonly encountered data
storage deficiencies.
data subjects
experience in use
diagrams
Key Data Subjects
Version 6
- Clients - Formal placement of acquired plant
materials into the formal collection of the garden
- Projects - Each individually tracked plant or
group of plants in the formal collection of the garden
- Time Period - A contiguous (and usually short)
period of time spent working on a single project task.
- Worker - An individual whose work may be
tracked with the system
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Experiences in Use
In actual use, we have found the data model to be quite
comprehensive. A need to modify the data model arises only
very rarely
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Entity-relationship Diagrams
Entity-Relationship Diagrams
- Main Model (server)
- Entities and relationships without attributes represented
(PNG file, 20Kb)
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Last modified: 15:37:24 23-Jan-2009