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Revision Log
Committing resources dealing with generation of intermediate and DDLs.
| 1 | Rules about UML models: |
| 2 | ----------------------- |
| 3 | |
| 4 | |
| 5 | - concrete classes are final, i.e. do not have sub-classes. |
| 6 | Alternatively, only abstract classes can have sub-classes. |
| 7 | Motivation: ... |
| 8 | --- |
| 9 | |
| 10 | |
| 11 | - If no cardinality is defined on an attribute it is assumed to be "1" |
| 12 | Motivation: ... |
| 13 | ---- |
| 14 | |
| 15 | |
| 16 | |
| 17 | - If no cardinality is defined on a collection it is assumed to be "*" |
| 18 | Motivation: ... |
| 19 | ---- |
| 20 | |
| 21 | - If no cardinality is defined on a reference it is assumed to be "1" |
| 22 | Motivation: ... |
| 23 | ---- |
| 24 | |
| 25 | |
| 26 | |
| 27 | - other constraints may be introduced on attributes: |
| 28 | - maxLength on string types. |
| 29 |
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