On 21 February 2017 at 19:51, Anthony Thompson <[email protected]> wrote: > There was a Redbook entitled 'Partitioned Data Set Extended Usage Guide', > document number SG24-6106-01, dated May 2005 (so it very much pre-dated PDSE > V2). > > That Redbook stated that that PDSE directories entries were organised in a > balanced B-tree, and that the PDSE pages were either directory pages, or data > pages, not mixed. That information may no longer be accurate, of course. > > I say was, as I searched on the Redbooks site in an effort to provide a link, > using both the document title and number as search terms, but didn't find it.
It's still there (as of 2017-02-21 20:31 GMT-5) as a viewable online book, but the PDF does seem to have disappeared. Get it while you can, I guess... https://www.redbooks.ibm.com/redbooks/SG246106/wwhelp/wwhimpl/js/html/wwhelp.htm Tony H. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
