Writing IMS applications using IBM MQ

There are further considerations when using IBM MQ in IMS applications These include which MQ API calls can be used and the mechanism used for syncpoint.

Use the following links to find out more about writing IMS applications on IBM MQ for z/OS :


Restrictions

There are restrictions on which IBM MQ API calls can used by an application using the IMS adapter. The following IBM MQ API calls are not supported within an application using the IMS adapter:

  • Syncpoints in IMS applications
    In an IMS application, you establish a syncpoint by using IMS calls such as GU (get unique) to the IOPCB and CHKP (checkpoint).
  • MQI calls in IMS applications
    Use this information to learn about the use of MQI calls on Server applications and Enquiry applications.

Parent topic: IMS and IMS bridge applications on IBM MQ for z/OS


Related concepts