Michael Smith has posted comments on this change. ( http://gerrit.cloudera.org:8080/20379 )
Change subject: IMPALA-12383: Fix SingleNodePlanner aggregation limits ...................................................................... Patch Set 4: (2 comments) Used https://gerrit.cloudera.org/c/17821/18/testdata/workloads/targeted-perf/queries/aggregation.test to verify that FastLimitCheck still happens for DistributedPlanner. http://gerrit.cloudera.org:8080/#/c/20379/1/fe/src/main/java/org/apache/impala/planner/AggregationNode.java File fe/src/main/java/org/apache/impala/planner/AggregationNode.java: http://gerrit.cloudera.org:8080/#/c/20379/1/fe/src/main/java/org/apache/impala/planner/AggregationNode.java@85 PS1, Line 85: endsMultiPhase_ = f > It's not. useStreamingPreagg is only set on the pre-aggregation step. Looked into this a bit more. Most of those paths don't use pushdown because they have conjuncts and/or aggregate expressions. Mainly seems to affect simple select distinct/group by queries. I added one other case to the test, but it wasn't failing before. http://gerrit.cloudera.org:8080/#/c/20379/3/tests/query_test/test_aggregation.py File tests/query_test/test_aggregation.py: http://gerrit.cloudera.org:8080/#/c/20379/3/tests/query_test/test_aggregation.py@405 PS3, Line 405: ( > flake8: E131 continuation line unaligned for hanging indent Done -- To view, visit http://gerrit.cloudera.org:8080/20379 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ic5eec1190e8e182152aa954897b79cc3f219c816 Gerrit-Change-Number: 20379 Gerrit-PatchSet: 4 Gerrit-Owner: Michael Smith <michael.sm...@cloudera.com> Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com> Gerrit-Reviewer: Joe McDonnell <joemcdonn...@cloudera.com> Gerrit-Reviewer: Michael Smith <michael.sm...@cloudera.com> Gerrit-Reviewer: Qifan Chen <qfc...@hotmail.com> Gerrit-Reviewer: Quanlong Huang <huangquanl...@gmail.com> Gerrit-Comment-Date: Mon, 21 Aug 2023 21:14:03 +0000 Gerrit-HasComments: Yes
