[
https://issues.apache.org/jira/browse/HIVE-25673?focusedWorklogId=677412&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-677412
]
ASF GitHub Bot logged work on HIVE-25673:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 05/Nov/21 19:49
Start Date: 05/Nov/21 19:49
Worklog Time Spent: 10m
Work Description: pvary opened a new pull request #2765:
URL: https://github.com/apache/hive/pull/2765
### What changes were proposed in this pull request?
When updating column pruning information `READ_NESTED_COLUMN_PATH_CONF_STR`,
update `READ_COLUMN_NAMES_CONF_STR` and `READ_COLUMN_IDS_CONF_STR` as well.
### Why are the changes needed?
Iceberg MR queries are failing if multiple tables are queried and several
columns are pruned
### Does this PR introduce _any_ user-facing change?
No
### How was this patch tested?
Added unit test
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Issue Time Tracking
-------------------
Worklog Id: (was: 677412)
Time Spent: 20m (was: 10m)
> Column pruning fix for MR tasks
> -------------------------------
>
> Key: HIVE-25673
> URL: https://issues.apache.org/jira/browse/HIVE-25673
> Project: Hive
> Issue Type: Bug
> Reporter: Peter Vary
> Assignee: Peter Vary
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> When running join tests for Iceberg tables then we got the following
> exception:
> {code}
> Caused by: java.lang.RuntimeException: Map operator initialization failed
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.configure(ExecMapper.java:131)
> ... 23 more
> Caused by: java.lang.RuntimeException: cannot find field val from
> [org.apache.iceberg.mr.hive.serde.objectinspector.IcebergRecordObjectInspector$IcebergRecordStructField@45f29d]
> at
> org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.getStandardStructFieldRef(ObjectInspectorUtils.java:550)
> at
> org.apache.iceberg.mr.hive.serde.objectinspector.IcebergRecordObjectInspector.getStructFieldRef(IcebergRecordObjectInspector.java:70)
> at
> org.apache.hadoop.hive.ql.exec.ExprNodeColumnEvaluator.initialize(ExprNodeColumnEvaluator.java:56)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initEvaluators(Operator.java:1073)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initEvaluatorsAndReturnStruct(Operator.java:1099)
> at
> org.apache.hadoop.hive.ql.exec.SelectOperator.initializeOp(SelectOperator.java:74)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:360)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:549)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:503)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:369)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:549)
> at
> org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:503)
> at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:369)
> at
> org.apache.hadoop.hive.ql.exec.MapOperator.initializeMapOperator(MapOperator.java:505)
> at
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.configure(ExecMapper.java:110)
> ... 23 more
> {code}
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