Is this what you are looking for? (z/OS Version 1.4 JCL User's Guide): http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/iea2b520/4.6.2.1. 8?SHELF=EZ2ZO110&DT=20030819153510&CASE=
4.6.2.1.8 Disposition Processing of Data Sets that Do Not Exist When you code a status subparameter of OLD, SHR, or MOD on a DD statement for a data set that does not exist, processing proceeds based on whether you have supplied VOLUME and UNIT information on the DD statement. etc. etc. Greg Shirey Ben E. Keith Company -----Original Message----- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] Behalf Of Paul Gilmartin Sent: Monday, September 19, 2005 2:07 PM To: [email protected] Subject: Re: Order of allocations within a job step <snip> But, I shouldn't need to discover such facts empirically. My original question, "Where is all this documented?" still stands. -- gil -- StorageTek INFORMATION made POWERFUL ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html

