On Wednesday, 04/13/2016 at 06:12 GMT, Jack Woehr <[email protected]> wrote: > The description of diskupdate/fileupdate seems a little thin even in the > Author's Edition. > > Perhaps I'm not integrating material from other sections of the manual here and > am confused, > But I'm trying to understand what the definition of "replaces records" is. > Replaces the record > it is working with? Knows precisely which line the altered record originally > came from several stages back?
And just so you know, Pipe isn't doing anything weird. This is how the CMS file system works. You can update a file starting with any record you want, but when you're done, V-format files will move EOF to after the last record you write. For F-format files, EOF doesn't move unless you add records. Alan Altmark Senior Managing z/VM and Linux Consultant Lab Services System z Delivery Practice IBM Systems & Technology Group ibm.com/systems/services/labservices office: 607.429.3323 mobile; 607.321.7556 [email protected] IBM Endicott
