I never used expdt/retpd of the dataclass. I think they set the EXPDT in the F1 dscb, which historically caused problems when you update a non-expired datasets. In the Mgmtclas there is a RET LIMIT parameter that limits the EXPDT of the JCL or the Dataclass. Maybe this blocks your retpd=20?
Kees. "Tommy Tsui" <[email protected]> wrote in message news:<[email protected]>... > so why we needs the data class for expiration date and what is it used > for ? I have some confused about the data class and management class > expiration date > > On Mon, Jul 6, 2009 at 7:25 PM, Vernooij, CP - > SPLXM<[email protected]> wrote: > > > > > > "Tommy Tsui" <[email protected]> wrote in message > > news:<[email protected]>... > >> Hi all,, > >> > >> How comes I activated the data class with expiration date = 20, but > >> the expiration date desn't work when I allocated a new dataset? The > >> new dataset is assigned to a correct > >> data class with expiration date = 20, but the expiration field still > >> shows "NONE"??? > >> > >> > >> thousand thanks > > > > Tommy, > > > > 1. SMS expiration dates / retention periods are a function of the > > Managemnt class, not the Data class. > > 2. The expdt in the dataset is a different item, which is not controlled > > by the SMS expdt/retpd. > > > > 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 [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 ********************************************************************** 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 [email protected] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html

