Associations
- Last UpdatedJun 16, 2025
- 1 minute read
While there are four base associations, name an association appropriately when you use one. The base association should not be the association name.
There are four base associations:
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References
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Has Part
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Can Have Part
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Is realized by
Every association in general should have one or more Domains and link to one or more Ranges.
One class to one class associations - HavePart Impellor.
|
Domain |
Base Association |
Range |
|---|---|---|
|
Pump |
Can have part |
Impellor |
One class to many classes associations - HavePart Process Line Equipment.
|
Domain |
Base Association |
Range |
|---|---|---|
|
Instrument |
Can have part |
Process Line Equipment |
Many classes to one class association - HavePart Electric Motor.
|
Domain |
Base Association |
Range |
|---|---|---|
|
Centrifuge Compressor Cooler Fan Induction Machine Lifting Equipment Mill Mixer Pump Rotary Star Value Soot Blower |
Can have part |
Electric Motor |
Many classes to many classes associations.
|
Domain |
Base Association |
Range |
|---|---|---|
|
Lubrication System Gear Box |
Can have part |
Centrifuge Blower Compressor Extruder Fan Pump Rotating Equipment Turbo Charger |