HP 3000 Manuals HP 3000 Manuals
SDGetRelClassList
Retrieves all of the relationship classes in the dictionary structure.
Syntax
SDGetRelClassList (Dcb,RetrievalID,RelationshipClass,Status)
Parameters
Dcb Required input; type = DcbType
This parameter passes information about the
dictionary to this intrinsic. It is
initialized by the SDOpen intrinsic.
RetrievalID Required input; Output; type = RetrievalIDType
This parameter is used internally to pass
information between multiple calls of this
intrinsic, to retrieve all of the relationships
classes in the dictionary.
To find the first relationship class,
initialize the first four bytes of this
parameter to a binary zero. To find additional
relationship classes, call this intrinsic once
for each relationship class to be returned.
RelationshipClass Output; type = NameType
This parameter returns the name of one
relationship class for each successful call of
the intrinsic.
Status Output; type = StatusType
This parameter contains information indicating
the success or failure of the intrinsic call.
This information is detailed in Table Table
3-1, located in Chapter 3 of this manual.
If this intrinsic is successful, the Status
parameter contains the following information,
in addition to the description contained in
Table Table 3-1.
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| | |
| Bytes | Contain |
| | |
-------------------------------------------------
| | |
| 17 - 20 | Internal relationship class number |
| | |
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Discussion
The following restrictions apply when using this intrinsic:
1. Open mode--The dictionary can be opened in any mode.
2. Security--This intrinsic will succeed with any current scope.