Matthew Jacobs has posted comments on this change. Change subject: IMPALA-5498: Support for partial sorts ......................................................................
Patch Set 4: (1 comment) http://gerrit.cloudera.org:8080/#/c/7267/4/fe/src/main/java/org/apache/impala/planner/Planner.java File fe/src/main/java/org/apache/impala/planner/Planner.java: Line 527: if (!insertStmt.hasNoClusteredHint() && !ctx_.isSingleNodeExec()) { > We felt it was better to just do Kudu for now to keep this patch simpler an Also it's not just a matter of enabling it here. Some work is required in the BE to ensure coordination between the sorter (doing a partial sort) and the writing of files to make sure that a given file isn't written out of order, i.e. that new files get written at the partial sort boundaries. -- To view, visit http://gerrit.cloudera.org:8080/7267 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-MessageType: comment Gerrit-Change-Id: Ieec2a15a0cc5240b1c13682067ab64670d1e0a38 Gerrit-PatchSet: 4 Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-Owner: Thomas Tauber-Marshall <tmarsh...@cloudera.com> Gerrit-Reviewer: Dan Hecht <dhe...@cloudera.com> Gerrit-Reviewer: Matthew Jacobs <m...@cloudera.com> Gerrit-Reviewer: Mostafa Mokhtar <mmokh...@cloudera.com> Gerrit-Reviewer: Thomas Tauber-Marshall <tmarsh...@cloudera.com> Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com> Gerrit-Reviewer: Zach Amsden <zams...@cloudera.com> Gerrit-HasComments: Yes