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https://issues.apache.org/jira/browse/HIVE-23822?focusedWorklogId=458448&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-458448
]
ASF GitHub Bot logged work on HIVE-23822:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 14/Jul/20 04:27
Start Date: 14/Jul/20 04:27
Worklog Time Spent: 10m
Work Description: jcamachor commented on a change in pull request #1231:
URL: https://github.com/apache/hive/pull/1231#discussion_r454092186
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/optimizer/SortedDynPartitionOptimizer.java
##########
@@ -409,26 +409,54 @@ private boolean
removeRSInsertedByEnforceBucketing(FileSinkOperator fsOp) {
// and grand child
if (found) {
Operator<? extends OperatorDesc> rsParent =
rsToRemove.getParentOperators().get(0);
- Operator<? extends OperatorDesc> rsChild =
rsToRemove.getChildOperators().get(0);
- Operator<? extends OperatorDesc> rsGrandChild =
rsChild.getChildOperators().get(0);
-
- if (rsChild instanceof SelectOperator) {
- // if schema size cannot be matched, then it could be because of
constant folding
- // converting partition column expression to constant expression.
The constant
- // expression will then get pruned by column pruner since it will
not reference to
- // any columns.
- if (rsParent.getSchema().getSignature().size() !=
- rsChild.getSchema().getSignature().size()) {
+ List<Operator<? extends OperatorDesc>> rsChildren =
rsToRemove.getChildOperators();
+
+ Operator<? extends OperatorDesc> rsChildToRemove = null;
+
+ for (Operator<? extends OperatorDesc> rsChild : rsChildren) {
Review comment:
In which case would we have a RS with multiple children? Can we leave a
comment explaining it? Otherwise, we should add a Precondition with number of
children 1.
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Issue Time Tracking
-------------------
Worklog Id: (was: 458448)
Time Spent: 20m (was: 10m)
> Sorted dynamic partition optimization could remove auto stat task
> -----------------------------------------------------------------
>
> Key: HIVE-23822
> URL: https://issues.apache.org/jira/browse/HIVE-23822
> Project: Hive
> Issue Type: Bug
> Components: Query Planning
> Reporter: Vineet Garg
> Assignee: Vineet Garg
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> {{mm_dp}} has reproducer where INSERT query is missing auto stats task.
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