Riza Suminto has posted comments on this change. ( http://gerrit.cloudera.org:8080/21377 )
Change subject: IMPALA-8042: Assign BETWEEN selectivity for discrete-unique column ...................................................................... Patch Set 6: (2 comments) http://gerrit.cloudera.org:8080/#/c/21377/6/testdata/workloads/functional-planner/queries/PlannerTest/tpcds_cpu_cost/tpcds-q05.test File testdata/workloads/functional-planner/queries/PlannerTest/tpcds_cpu_cost/tpcds-q05.test: http://gerrit.cloudera.org:8080/#/c/21377/6/testdata/workloads/functional-planner/queries/PlannerTest/tpcds_cpu_cost/tpcds-q05.test@202 PS6, Line 202: | | tuple-ids=19,21 row-size=32B cardinality=9.65M cost=611185704 > The estimate for the rows in the build side of the hashjoin dropped from 7. Bulk of HashJoin memory is for the builder side. And in this case, I think it does not change possibly because perInstanceBuildMinMemReservation > perBuildInstanceMemEstimate before and after the patch. https://github.com/apache/impala/blob/b975165a0acfe37af302dd7c007360633df54917/fe/src/main/java/org/apache/impala/planner/HashJoinNode.java#L322-L334 http://gerrit.cloudera.org:8080/#/c/21377/6/testdata/workloads/functional-planner/queries/PlannerTest/tpcds_cpu_cost/tpcds-q12.test File testdata/workloads/functional-planner/queries/PlannerTest/tpcds_cpu_cost/tpcds-q12.test: http://gerrit.cloudera.org:8080/#/c/21377/6/testdata/workloads/functional-planner/queries/PlannerTest/tpcds_cpu_cost/tpcds-q12.test@123 PS6, Line 123: 40.26M > This scan's cardinality estimate dropped but there's no BETWEEN predicate o Yes, I think it is lower due to selective partition filter RF002 that comes from 02:SCAN. -- To view, visit http://gerrit.cloudera.org:8080/21377 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ib349d97349d1ee99788645a66be1b81749684d10 Gerrit-Change-Number: 21377 Gerrit-PatchSet: 6 Gerrit-Owner: Riza Suminto <riza.sumi...@cloudera.com> Gerrit-Reviewer: Aman Sinha <amsi...@cloudera.com> Gerrit-Reviewer: David Rorke <dro...@cloudera.com> Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com> Gerrit-Reviewer: Kurt Deschler <kdesc...@cloudera.com> Gerrit-Reviewer: Riza Suminto <riza.sumi...@cloudera.com> Gerrit-Comment-Date: Thu, 23 May 2024 23:41:50 +0000 Gerrit-HasComments: Yes