Laljo John Pullokkaran created HIVE-12559: ---------------------------------------------
Summary: Vectorization on MR produces different results Key: HIVE-12559 URL: https://issues.apache.org/jira/browse/HIVE-12559 Project: Hive Issue Type: Bug Reporter: Laljo John Pullokkaran Assignee: Matt McCline Vectorization on MR produces different results for semantically equivalent queries. SET hive.vectorized.execution.enabled=true; SET hive.auto.convert.join=true; SET hive.auto.convert.join.noconditionaltask=true; SET hive.auto.convert.join.noconditionaltask.size=1000000000; SET hive.cbo.enable=false; select sum(v1.cdouble) from alltypesorc v3 join alltypesorc v1 on v1.csmallint=v3.csmallint join alltypesorc v2 on v1.ctinyint=v2.ctinyint; -- Produces 6.065190932488167E11 select sum(v1.cdouble) from alltypesorc v1 join alltypesorc v2 on v1.ctinyint=v2.ctinyint join alltypesorc v3 on v1.csmallint=v3.csmallint; -- Produces 6.065190932486892E11 -- This message was sent by Atlassian JIRA (v6.3.4#6332)