tag:blogger.com,1999:blog-1041798052670608448.post8099483266288051526..comments2023-03-23T04:01:30.505-07:00Comments on We Do Streams: Hidden and Undocumented "Cardinality Feedback"Greghttp://www.blogger.com/profile/10814882236396913542noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-1041798052670608448.post-30037593586493836972011-05-27T03:57:11.192-07:002011-05-27T03:57:11.192-07:00An article has been recently written on this topic...An article has been recently written on this topic by the CBO dev team:<br />http://blogs.oracle.com/optimizer/entry/cardinality_feedbackAhmed AANGOURhttps://www.blogger.com/profile/03378785645074450748noreply@blogger.comtag:blogger.com,1999:blog-1041798052670608448.post-29313819615131186372010-02-13T11:00:15.134-08:002010-02-13T11:00:15.134-08:00Just FYI...this is true (meaning cardinality feedb...Just FYI...this is true (meaning cardinality feedback) for 11.1.0.7 as well.Chandra Pabbahttps://www.blogger.com/profile/15514315184841775273noreply@blogger.comtag:blogger.com,1999:blog-1041798052670608448.post-44040239750057585022009-12-17T10:39:51.116-08:002009-12-17T10:39:51.116-08:00Thank you so much!Thank you so much!Gregoryhttps://www.blogger.com/profile/03131420011493218178noreply@blogger.comtag:blogger.com,1999:blog-1041798052670608448.post-31756154073842128632009-12-17T10:05:43.230-08:002009-12-17T10:05:43.230-08:00I may suggest seeing the VLDB 2008 paper and prese...I may suggest seeing the VLDB 2008 <a href="http://www.vldb.org/pvldb/1/1454178.pdf" rel="nofollow">paper</a> and <a href="https://www.se.auckland.ac.nz/conferences/VLDB2008resources/presentations/papers/I14.ppt" rel="nofollow">presentation</a> "Closing the Query Processing Loop in Oracle 11g"Greg Rahnhttp://structureddata.orgnoreply@blogger.comtag:blogger.com,1999:blog-1041798052670608448.post-50088518993286719162009-12-16T23:51:38.657-08:002009-12-16T23:51:38.657-08:00Hi. Gregory Guillou.
Thanks for the sharing it!
...Hi. Gregory Guillou.<br /><br />Thanks for the sharing it!<br /><br />This is a very interesting finding and I had a trivial research on this feature. <br /><br />http://dioncho.wordpress.com/2009/12/17/trivial-research-on-the-cardinality-feedback-on-11gr2/<br /><br />Cheers.<br /><br />Dion ChoDion_Chohttps://www.blogger.com/profile/17799718037719118540noreply@blogger.com