> -----Ursprungligt meddelande----- > Från: IBM Mainframe Discussion List > [mailto:ibm-m...@bama.ua.edu] För Ted MacNEIL > Skickat: den 8 april 2009 23:49 > Till: IBM-MAIN@bama.ua.edu > Ämne: Re: Using system variables in JCL > > >I was a DBA not a sysprog so I asked my sysprog to changed > the JES exit to support the specification of date and time > as part of the new output dataset name. > >This allows me to do such things as managing the deletion of > obsolete backups etc by dataset creation date and time > instead of GDG generations. > > What was wrong with GDG's? > > Your exit request still has issue. > The same one that using SYSTEM SYMBOLS in Batch JCL. > > Which set do you use: > 1. Submitting system? > 2. Converting system? > 3. Executing system? > > IBM's choice follows the principle of 'least astonishment'. > Unless you have a single image environment, you have an exposure.
Simple solution: 1. Submitting system = prefix SSYS* (or RSYS*) 2. Converting system = prefix CSYS* (or ISYS*) 3. Executing system = prefix ESYS* Regards, Thomas Berg __________________________________________ Thomas Berg Specialist IT-U SWEDBANK ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
