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From "ASF GitHub Bot (Jira)" <j...@apache.org>
Subject [jira] [Work logged] (HIVE-21884) Scheduled query support
Date Fri, 01 Nov 2019 04:50:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-21884?focusedWorklogId=337184&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-337184
]

ASF GitHub Bot logged work on HIVE-21884:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 01/Nov/19 04:49
            Start Date: 01/Nov/19 04:49
    Worklog Time Spent: 10m 
      Work Description: jcamachor commented on pull request #794: HIVE-21884
URL: https://github.com/apache/hive/pull/794#discussion_r341449442
 
 

 ##########
 File path: ql/src/java/org/apache/hadoop/hive/ql/lockmgr/DbTxnManager.java
 ##########
 @@ -420,6 +429,28 @@ LockState acquireLocks(QueryPlan plan, Context ctx, String username,
boolean isB
     return lockState;
   }
 
+  private Collection<LockComponent> getGlobalLocks(Configuration conf) {
+    String lockNames = conf.get(ConfVars.HIVE_QUERY_EXCLUSIVE_LOCK.varname);
+    if (StringUtils.isEmpty(lockNames)) {
+      return Collections.emptyList();
+    }
+    List<LockComponent> globalLocks = new ArrayList<LockComponent>();
+    for (String lockName : lockNames.split(",")) {
 
 Review comment:
   Can we end up having multiple locks here for schedule query? That should not be the case?
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 337184)

> Scheduled query support
> -----------------------
>
>                 Key: HIVE-21884
>                 URL: https://issues.apache.org/jira/browse/HIVE-21884
>             Project: Hive
>          Issue Type: Improvement
>            Reporter: Zoltan Haindrich
>            Assignee: Zoltan Haindrich
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-21844.04.patch, HIVE-21844.05.patch, HIVE-21844.06.patch, HIVE-21844.07.patch,
HIVE-21844.08.patch, HIVE-21844.09.patch, HIVE-21844.15.patch, HIVE-21844.19.patch, HIVE-21844.21.patch,
HIVE-21844.22.patch, HIVE-21884.01.patch, HIVE-21884.02.patch, HIVE-21884.03.patch, HIVE-21884.09.patch,
HIVE-21884.10.patch, HIVE-21884.10.patch, HIVE-21884.11.patch, HIVE-21884.12.patch, HIVE-21884.13.patch,
HIVE-21884.14.patch, HIVE-21884.14.patch, HIVE-21884.14.patch, HIVE-21884.16.patch, HIVE-21884.17.patch,
HIVE-21884.18.patch, HIVE-21884.20.patch, HIVE-21884.23.patch, HIVE-21884.24.patch, HIVE-21884.25.patch,
Scheduled queries2.pdf
>
>          Time Spent: 7h 20m
>  Remaining Estimate: 0h
>
> design document:
> https://docs.google.com/document/d/1mJSFdJi_1cbxJTXC9QvGw2rQ3zzJkNfxOO6b5esmyCE/edit#
> in case the google doc is not reachable:  [^Scheduled queries2.pdf] 



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