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https://issues.apache.org/jira/browse/TAJO-1412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14496029#comment-14496029
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ASF GitHub Bot commented on TAJO-1412:
--------------------------------------
Github user jihoonson commented on a diff in the pull request:
https://github.com/apache/tajo/pull/432#discussion_r28409499
--- Diff: tajo-core/src/main/java/org/apache/tajo/master/QueryInfo.java ---
@@ -119,14 +119,37 @@ public int getQueryMasterClientPort() {
return queryMasterClientPort;
}
- public TajoProtos.QueryState getQueryState() {
+ public synchronized TajoProtos.QueryState getQueryState() {
--- End diff --
It seems that all ```synchronized``` declaration is redundant.
> Add polling API in TajoMasterClientProtocol to wait result effectively
> ----------------------------------------------------------------------
>
> Key: TAJO-1412
> URL: https://issues.apache.org/jira/browse/TAJO-1412
> Project: Tajo
> Issue Type: Improvement
> Components: client
> Reporter: Navis
> Assignee: Navis
> Priority: Trivial
>
> Currently, client polls master node to acquire result frequently (every 500
> msec), which seemed not small enough for light queries and not big enough for
> heavy queries.
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