Lizette Koehler wrote: >I have a request to read the oldest GDG to process.
I believe someone asked at SHARE, but my memory has been rolled out ala GDG... grrrrr.... Something like these: MY.GDG(LATEST) (same as (0) ) MY.GDG(OLDEST) MY.GDG(LATEST-7) MY.GDG(LATEST+1) (for creation of a new version of GDDG?) I tried this before posting on a GDG of 5 with JCL DD MY.GDG(-6). Only got a JCL error as documented... >But CSI is slow sometimes and better other times. Limiting the scope of CSI searches could speed things up, unless you want to do a big search. >So here is the basic request File lands as a GDG often >The process needs to read the oldest GDG and then delete it. >GDGs must be read in correct order for time/date processing >Or is there another way to handle this situation? I was going to see if the >LISTC could be faster than CSI. LISTC could be faster. Just use the First ASSOCIATIONS in GDG BASE output. But then wraparound of version numbers could be a problem. Groete / Greetings Elardus Engelbrecht ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN