Qifan Chen has posted comments on this change. ( http://gerrit.cloudera.org:8080/16474 )
Change subject: IMPALA-10178 Run-time profile shall report skews ...................................................................... Patch Set 25: Add a new query option 'report_skew' to specify the skew reporting mode. -1,0: disable reporting at all; 1: conservatively: use the formula stddev/mean > 0.05 && mean > 1,000,000, default 2: aggressively: use the formula stddev > 5 -- To view, visit http://gerrit.cloudera.org:8080/16474 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I91041f2856eef8293ea78f1721f97469062589a1 Gerrit-Change-Number: 16474 Gerrit-PatchSet: 25 Gerrit-Owner: Qifan Chen <[email protected]> Gerrit-Reviewer: Impala Public Jenkins <[email protected]> Gerrit-Reviewer: Qifan Chen <[email protected]> Gerrit-Reviewer: Sahil Takiar <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]> Gerrit-Comment-Date: Sun, 27 Sep 2020 18:28:53 +0000 Gerrit-HasComments: No
