Some people create data set reports based a DATACLAS names. Those people are not happy when their reports are "wrong". ALso DATACLAS has at least one dynamic attribute, "Dynamic Volume Count". Changes to Dynamic Volume Count affect existing data sets.
> -----Original Message----- > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] > On Behalf Of Vernooij, CP - SPLXM > Sent: Monday, February 11, 2013 2:55 AM > To: IBM-MAIN@LISTSERV.UA.EDU > Subject: Re: basic SMS question > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] > On > Behalf Of Pew, Curtis G > Sent: Friday, February 08, 2013 17:51 > To: IBM-MAIN@LISTSERV.UA.EDU > Subject: Re: basic SMS question > > On Feb 8, 2013, at 10:41 AM, "Gibney, Dave" <gib...@wsu.edu> wrote: > > > Which of the many DATACLAS attributes do you wish to change. Most are > physical aspects of the actual existing dataset. Just changing the > description will have no effect. These attributes are fixed when the > dataset is created. Re-creation and copying the data is the only > effective way to change most if not all DATACLAS attributes. > > > > I will ask again, what is the real underlying problem you want to > solve? > > Exactly. A DATACLAS is a set of defaults applied when the file is > created (and any particular attribute set by the DATACLAS may be > overridden at creation time.) Once the data set exists, what does it > matter what its DATACLAS is? > > -- > Curtis Pew (c....@its.utexas.edu) > ITS Systems Core > The University of Texas at Austin > > > --- > This is not true anymore: several new parameters in space constraint > relief and dynamic volume count, are also used during the life of a > datasets. > > Kees. > ******************************************************** > For information, services and offers, please visit our web site: > http://www.klm.com. This e-mail and any attachment may contain > confidential and privileged material intended for the addressee only. > If you are not the addressee, you are notified that no part of the e- > mail or any attachment may be disclosed, copied or distributed, and > that any other action related to this e-mail or attachment is strictly > prohibited, and may be unlawful. If you have received this e-mail by > error, please notify the sender immediately by return e-mail, and > delete this message. > > Koninklijke Luchtvaart Maatschappij NV (KLM), its subsidiaries and/or > its employees shall not be liable for the incorrect or incomplete > transmission of this e-mail or any attachments, nor responsible for any > delay in receipt. > Koninklijke Luchtvaart Maatschappij N.V. (also known as KLM Royal Dutch > Airlines) is registered in Amstelveen, The Netherlands, with registered > number 33014286 > ******************************************************** > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
