The following diagram presents the syntax of the HQUERY command for both SMS-managed and non-SMS-managed data sets:

>>-HQUERY--+-------------------------------+-------------------->
           |                 .-,------.    |   
           |                 V        |    |   
           '-DATASETNAME--(----dsname-+--)-'   

>--+---------------------------+-------------------------------><
   |             .-,------.    |   
   |             V        |    |   
   '-REQUEST--(----reqnum-+--)-'