Chapter 3 Building Physical Diagrams
Depending on the current DBMS, the following groups of abstract data types can be represented in PowerDesigner:
Type | Description | Example |
---|---|---|
Array | Fixed length collection of elements | VARRAY (Oracle 8 and higher) |
List | Unfixed length collection of objects | TABLE (Oracle 8 and higher) |
Java | Java class | JAVA (Adaptive Server Anywhere, and Adaptive Server Enterprise) |
Object | Contains a list of attributes and a list of procedures | OBJECT (Oracle 8 and higher) |
SQLJ Object | Contains a list of attributes and a list of procedures | SQLJ OBJECT (Oracle 9i and higher) |
Structured | Contains a list of attributes | NAMED ROW TYPE (Informix 9.x, and IBM DB2 5.2) |
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