Chapter 6 Generating from a Conceptual Data Model
PowerDesigner supports both conceptual and object language data types.
The following table lists the conceptual data types to which the object language definition assigns conversions:
Conceptual data type |
Code in CDM |
What it stores |
Conversion example with Java |
|---|---|---|---|
| Characters | A | Character strings | Char |
| Boolean | BL | Two opposing values (true/false; yes/no; 1/0) | Boolean |
| Byte | BT | 256 values | Byte |
| Short Integer | SI | 16-bit integer | Short |
| Long Integer | LI | 32 bit integer | Long integer |
| Integer | I | 32 bit integer | Integer |
| Float | F | 32 floating decimal numbers | Float |
| Number | N | Numbers with a fixed decimal point | Double |
| Text | TXT | Character strings | * |
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