[jira] [Work logged] (HIVE-26053) Non blocking DROP VIEW

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-26053?focusedWorklogId=745638&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-745638 ]

ASF GitHub Bot logged work on HIVE-26053:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 22/Mar/22 08:05
            Start Date: 22/Mar/22 08:05
    Worklog Time Spent: 10m 
      Work Description: pvary commented on a change in pull request #3116:
URL: https://github.com/apache/hive/pull/3116#discussion_r831870673



##########
File path: ql/src/java/org/apache/hadoop/hive/ql/ddl/view/drop/DropViewAnalyzer.java
##########
@@ -50,7 +50,7 @@ public void analyzeInternal(ASTNode root) throws SemanticException {
     Table view = getTable(viewName, throwException);
     if (view != null) {
       inputs.add(new ReadEntity(view));
-      outputs.add(new WriteEntity(view, WriteEntity.WriteType.DDL_EXCLUSIVE));
+      outputs.add(new WriteEntity(view, WriteEntity.WriteType.DDL_NO_LOCK)); // see AcidUtils.needsLock(output)

Review comment:
       What about materialized view-s where the view could be used for optimising the query and it could be used as a source instead of the original source table?
   
   Or that is a different story?




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

            Worklog Id:     (was: 745638)
    Remaining Estimate: 0h
            Time Spent: 10m

> Non blocking DROP VIEW
> ----------------------
>
>                 Key: HIVE-26053
>                 URL: https://issues.apache.org/jira/browse/HIVE-26053
>             Project: Hive
>          Issue Type: Task
>            Reporter: Denys Kuzmenko
>            Priority: Major
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> DROP VIEW shouldn't acquire any locks



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