Keywords and parameters
You must specify the scope of the EMPTY function. Choose one of these:
- QUEUE(q-name)
- Specifies that messages are to be deleted from a named queue. This keyword can be abbreviated to Q.
q-name specifies the name of the queue from which messages are to be deleted. This name is case-sensitive.
- PSID(psid-number)
- Specifies that all the messages are to be deleted from all queues in the named page set.
psid-number specifies the page-set identifier. This identifier is a two-digit integer (whole number) representing a single page set.