GDGBASE control statement

Specifies whether to create a generation data group (GDG) base entry when a GDG base entry does not exist.

This control statement is optional. If you do not specify this control statement, GDGBASE=NO is used. 

Read syntax diagram
             .-NO--.   
>>-GDGBASE=--+-YES-+-------------------------------------------><
YES
If there is no GDG base entry for the generation data set that is to be created and if the generation data set is to be allocated dynamically, a GDG base entry is created.
NO
GDG base entry is not created.
Tip: The default value of the GDGBASE control statement can be changed. For details, see Setting installation default options.