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https://issues.apache.org/jira/browse/HIVE-26252?focusedWorklogId=773368&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-773368
 ]

ASF GitHub Bot logged work on HIVE-26252:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 23/May/22 09:03
            Start Date: 23/May/22 09:03
    Worklog Time Spent: 10m 
      Work Description: pvary commented on code in PR #3308:
URL: https://github.com/apache/hive/pull/3308#discussion_r879197350


##########
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/LockRequestBuilder.java:
##########
@@ -168,8 +169,9 @@ private void setPart(LockComponent comp, PartTrie parts) {
       if (existing == null) {
         // No existing lock for this partition.
         parts.put(comp.getPartitionname(), comp);
-      }  else if (lockTypeComparator.compare(comp.getType(), 
existing.getType()) > 0) {
-        // We only need to promote if comp.type is > existing.type.
+      } else if (lockTypeComparator.compare(comp.getType(), 
existing.getType()) > 0
+          || comp.getType() == existing.getType() && 
existing.getOperationType() == DataOperationType.INSERT) {

Review Comment:
   Discussed offline:
   - We store the `DataOperationType` for the locks further down the line.
   
   Could we:
   - Add a comment here
   - Check for the operationType too, and add only if it is new?





Issue Time Tracking
-------------------

    Worklog Id:     (was: 773368)
    Time Spent: 0.5h  (was: 20m)

> Missing locks in case of MERGE with multiple branches
> -----------------------------------------------------
>
>                 Key: HIVE-26252
>                 URL: https://issues.apache.org/jira/browse/HIVE-26252
>             Project: Hive
>          Issue Type: Task
>            Reporter: Denys Kuzmenko
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>




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