Stacktrace is as follows:

null no result
java.lang.Exception: null no result
	at org.apache.tajo.webapp.QueryExecutorServlet$QueryRunner.getQueryResult(QueryExecutorServlet.java:384)
	at org.apache.tajo.webapp.QueryExecutorServlet$QueryRunner.run(QueryExecutorServlet.java:276)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:744)

Currently, query execution page in WEB UI status is as follows:

• forwarded query works well.
• Simple query (non-forwarded) is broken.
• INSERT (OVERWRITE) INTO query is broken.
• CREATE TABLE AS (CTAS) is broken.
• DDL is broken.

GitHub user hyunsik opened a pull request:

https://github.com/apache/tajo/pull/97

TAJO-980: execution page in Web UI broken.

You can merge this pull request into a Git repository by running:

$ git pull https://github.com/hyunsik/tajo TAJO-980

Alternatively you can review and apply these changes as the patch at:

https://github.com/apache/tajo/pull/97.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

This closes #97

commit d4a6b56a9596971dcb62e57af435df6fdfbeb8f9
Author: Hyunsik Choi <hyunsik@apache.org>
Date: 2014-07-28T07:13:56Z

TAJO-980: execution page in Web UI broken.

The patch fixes all broken features.

Github user jihoonson commented on the pull request:

https://github.com/apache/tajo/pull/97#issuecomment-50425466

+1

committed it to master branch.

FAILURE: Integrated in Tajo-master-build #318 (See https://builds.apache.org/job/Tajo-master-build/318/)
TAJO-980: execution page in Web UI broken. (hyunsik: rev fe870851934e76cde745f84b0b8061480031a7d1)

• tajo-core/src/main/java/org/apache/tajo/webapp/QueryExecutorServlet.java
• CHANGES

Github user hyunsik closed the pull request at:

https://github.com/apache/tajo/pull/97

Github user hyunsik commented on the pull request:

https://github.com/apache/tajo/pull/97#issuecomment-50429537

committed. Thank you for your quick review.