I forgot to add, the reason would be that DSN(0) would never know which Version to pull in should there be more than one version.
That is why many shops want a different process for getting dates and times into data set names. Lizette > >My understanding is that you would only have ONE verions number at any given >time. > >I have not seen a case where you would have G0001V00, and G0001V01 and >G0001V02. Only the G0001V02 would be in the catalog. Any other versions >would not. > >Though I could be wrong, but that is currently my understanding. Version only >allows you to replace the current Gen Number without losing the oldest GDG >(due to roll off). > > >Lizette > > >-----Original Message----- >>From: J R <[email protected]> >>Sent: Jan 20, 2009 1:49 PM >>To: [email protected] >>Subject: Re: GDG Question >> >>> The Version numbers are ascending (00 to 99). I have not known >>> of a case where you would create a descending version (99 to 00). >> >> >>Well, I can't imagine needing to create up to 99 replacement versions either. >> >> >>However, if I were to use this feature, I could well imagine making >>the version number meaningful. Examples might be day-of-week, >>month-of-year, etc. In such a scenario they could well end up >>going backwards ... V06 (Friday) to V02 (Monday) maybe. >> >>So, the question stands: May version numbers be created out >>of sequence and randomly? >> >> >>> Date: Tue, 20 Jan 2009 13:29:56 -0500 >>> From: [email protected] >>> Subject: Re: GDG Question >>> To: [email protected] >>> >>> The Version numbers are ascending (00 to 99). I have not known of a case >>> where you would create a descending version (99 to 00). >>> >>> Lizette >>> >>> >>> >>> > >>> >> The Vyy is the Version Number ... (allowing you to replace it up to 99 >>> >> times). >>> > >>> > >>> >Are you saying that replacement versions may only be created in ascending >>> >sequence? >>> > >>> > >>> >> >>> >> >So what your saying is the the LOCATE/CAMLIST macros (and others I >>> >> >suppose) >>> >> >never even look at the Vxx part of the DSN. >>> >> >Your usage of it is interesting, never thought of it myself, but lord >>> >> >knows >>> >> >I could have used it! >>> >> > >>> >> >Thank You, >>> >> >>> >> They look at and use it. It is just that when you catalog a GxxxxVyy >>> >> it will replace an existent GxxxxVyy entry. The Vyy is the Version >>> >> Number of the Gxxxx dataset (allowing you to replace it up to 99 >>> >> times). There can be only one version of each generation. To do this >>> >> you must use an Absolute Dataset Name (GDGBASE.GxxxxVyy) not the >>> >> GDGBASE(x) Relative type name. >>> >> >> >> >> >> >> >>_________________________________________________________________ >>Windows Live™ Hotmail®: Chat. Store. Share. Do more with mail. >>http://windowslive.com/explore?ocid=TXT_TAGLM_WL_t1_hm_justgotbetter_explore_012009 >>---------------------------------------------------------------------- >>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
