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ASF GitHub Bot logged work on HIVE-26819: ----------------------------------------- Author: ASF GitHub Bot Created on: 07/Dec/22 20:41 Start Date: 07/Dec/22 20:41 Worklog Time Spent: 10m Work Description: yigress opened a new pull request, #3844: URL: https://github.com/apache/hive/pull/3844 ### What changes were proposed in this pull request? fix data correctness bug when query on map in orc table in vectorization mode. ### Why are the changes needed? to fix data correctness bug ### Does this PR introduce _any_ user-facing change? No ### How was this patch tested? Tested with qtest and locally Issue Time Tracking ------------------- Worklog Id: (was: 831878) Remaining Estimate: 0h Time Spent: 10m > Vectorization: wrong results when filter on repeating map key orc table > ----------------------------------------------------------------------- > > Key: HIVE-26819 > URL: https://issues.apache.org/jira/browse/HIVE-26819 > Project: Hive > Issue Type: Bug > Components: Hive > Affects Versions: 3.1.3 > Reporter: Yi Zhang > Priority: Minor > Time Spent: 10m > Remaining Estimate: 0h > > Same issue is fixed by HIVE-26447, this is to fix in 3.2.0. > Example reproducible case: > set hive.vectorized.execution.enabled=true; > set hive.fetch.task.conversion=none; > create temporary table foo (id int, x map<string,int>) stored as orc; > insert into foo values(1, map('ABC', 9)), (2, map('ABC', 7)), (3, map('ABC', > 8)), (4, map('ABC', 9)); > select id from foo where x['ABC']=9; > this only gives 1, when correct result should be 1,4 > For every VectorizedRowBatch, only the first row is checked. > This seems to be a corner case of ORC table have repeating string type key > for map field in the MapColumnVector. -- This message was sent by Atlassian Jira (v8.20.10#820010)