Bikramjeet Vig has uploaded this change for review. ( http://gerrit.cloudera.org:8080/11901
Change subject: IMPALA-7528: Fix division by zero when computing cardinalities ...................................................................... IMPALA-7528: Fix division by zero when computing cardinalities This patch fixes a case where there can be a division by zero when computing cardinalities of many to many joins on NULL columns. Testing: Added a planner test case Change-Id: Ieedd51d3ad6131a4ea2a5883f05104e6a0f2cd14 --- M fe/src/main/java/org/apache/impala/planner/JoinNode.java M fe/src/test/java/org/apache/impala/planner/PlannerTest.java M testdata/bin/compute-table-stats.sh M testdata/workloads/functional-planner/queries/PlannerTest/joins.test 4 files changed, 12 insertions(+), 3 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/01/11901/1 -- To view, visit http://gerrit.cloudera.org:8080/11901 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: Ieedd51d3ad6131a4ea2a5883f05104e6a0f2cd14 Gerrit-Change-Number: 11901 Gerrit-PatchSet: 1 Gerrit-Owner: Bikramjeet Vig <bikramjeet....@cloudera.com>