[jira] [Created] (TAJO-688) Implementation Query Job callback feature.

[hyoungjunkim (JIRA)]

hyoungjunkim created TAJO-688:
---------------------------------

             Summary: Implementation Query Job callback feature.
                 Key: TAJO-688
                 URL: https://issues.apache.org/jira/browse/TAJO-688
             Project: Tajo
          Issue Type: Improvement
            Reporter: hyoungjunkim


When the tajo runs in production cluster, Monitoring result status of query is 
important. Tajo should support callback feature for this. 
In this implementation "query.end.notification.url" property is added and tajo 
calls that url like bellow when query finished.
{noformat}
<query.end.notification.url>?query_id=q_1394814157200_0010&status=SUCCEEDED
{noformat}

For example,
{noformat}
http://127.0.0.1/tajo_qeury_callback?query_id=q_1394814157200_0010&status=SUCCEEDED
http://127.0.0.1/tajo_qeury_callback?query_id=q_1394814157200_0010&status=FAILED&message=syntax%20
 error%20at%20or%20near
{noformat}



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