Riza Suminto has uploaded this change for review. ( http://gerrit.cloudera.org:8080/22294
Change subject: IMPALA-13637: Add flag skip_tuple_analysis_in_aggregate ...................................................................... IMPALA-13637: Add flag skip_tuple_analysis_in_aggregate IMPALA-13405 adds a new tuple-analysis algorithm in AggregationNode to lower cardinality estimation when planning multi-column grouping. This patch add flag skip_tuple_analysis_in_aggregate that allows admin to disable the algorithm if necessary. Testing: - Add testAggregationNoTupleAnalysis. This test is based on TpcdsPlannerTest#testQ19 but with skip_tuple_analysis_in_aggregate set to true. Change-Id: Iabd8daa3d9414fc33d232643014042dc20530514 --- M be/src/util/backend-gflag-util.cc M common/thrift/BackendGflags.thrift M fe/src/main/java/org/apache/impala/planner/AggregationNode.java M fe/src/main/java/org/apache/impala/service/BackendConfig.java M fe/src/test/java/org/apache/impala/planner/PlannerTest.java M testdata/bin/restore-stats-on-planner-tests.py A testdata/workloads/functional-planner/queries/PlannerTest/aggregation-no-tuple-analysis.test 7 files changed, 650 insertions(+), 3 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/94/22294/1 -- To view, visit http://gerrit.cloudera.org:8080/22294 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Iabd8daa3d9414fc33d232643014042dc20530514 Gerrit-Change-Number: 22294 Gerrit-PatchSet: 1 Gerrit-Owner: Riza Suminto <[email protected]>
