WMQ.Unsubscribe (Magic xpa 3.x)
This program cancels a subscription to the topic. The parameters and return value for the WMQ.Unsubscribe program are:
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Subscribe Queue Manager
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Alpha (48). Input. The name of the MQ Queue Manager.
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Subscribe Queue Name
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Alpha (48). Input. A string specifying the name of the queue to open for regular messaging or the broker name.
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Broker Stream
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Alpha (50). Input. This parameter must contain the topic broker stream; for example, SAMPLE.BROKER.RESULTS.STREAM.
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Topic
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Alpha (50). Input. This parameter must contain the name of the topic.
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Correlation ID
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BLOB. Identifies the correlation for Request messages. Identifies subscriptions for a specific subscriber in a shared queue.
Note: The maximum size is 24 bytes.
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Return value
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Numeric. 0 for success and a non-zero value for failure.
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