IMS DB system command interfaces

You can execute IMS DB system commands using any of the following interfaces:

TN3270	Database commands can be entered via a TN3270 session connected to /IMS. The response output from the command will be sent back to the terminal session.
ESMAC	DB commands can be entered via the ESMAC IMS Control panel. The response output is sent back to the ESMAC panel.
JCL	DB commands can be entered via the IMSDBU JCL interface using the PARM parameter The response output is sent back to the job in the SYSOUT DD for the job step. Step condition code is set if command fails. Sample JCL step //STEP01 EXEC PGM=MFDBUJCL,PARM='/DIS DB DEMO03DD' //SYSOUT DD SYSOUT=* Only one command can be entered per JOB step.