Jim Apple has abandoned this change. Change subject: IMPALA-2653: COUNT DISTINCT performance is not monotonic. ......................................................................
Abandoned This may have some performance benefits (10-20%) on some select queries on a single node, but it's a wash on most queries and the underlying bug is no longer reproducable. -- To view, visit http://gerrit.cloudera.org:8080/1519 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: abandon Gerrit-Change-Id: I9bcac97424c366121c480c3cb48400a44bffd69f Gerrit-PatchSet: 9 Gerrit-Project: Impala Gerrit-Branch: cdh5-trunk Gerrit-Owner: Jim Apple <[email protected]> Gerrit-Reviewer: Jim Apple <[email protected]> Gerrit-Reviewer: Marcel Kornacker <[email protected]> Gerrit-Reviewer: Mostafa Mokhtar <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]>
