The
mqseries_back()
(MQBACK) call indicates to the queue manager that all the message gets and
puts that have occurred since the last syncpoint are to be backed out.
Messages put as part of a unit of work are deleted; messages retrieved as
part of a unit of work are reinstated on the queue.
Using
mqseries_back()
only works in conjunction with
mqseries_begin()
and only function when connecting directly to a Queueu manager. Not via the
mqclient interface.
Parameters
hConn
Connection handle.
This handle represents the connection to the queue manager.