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From "Min Zhou (JIRA)" <j...@apache.org>
Subject [jira] [Created] (TAJO-524) zero result
Date Mon, 20 Jan 2014 01:57:20 GMT
Min Zhou created TAJO-524:
-----------------------------

             Summary: zero result 
                 Key: TAJO-524
                 URL: https://issues.apache.org/jira/browse/TAJO-524
             Project: Tajo
          Issue Type: Bug
          Components: distributed query plan
    Affects Versions: 0.8-incubating
            Reporter: Min Zhou
            Priority: Critical


I ran a simple count query, but get zero result.   

{noformat}
tajo> select count(1) from supplier ;
Progress: 0%, response time: 0.998 sec
25.107: [GC 25.107: [ParNew: 17961K->960K(19136K), 0.0033390 secs] 19419K->2430K(128960K),
0.0034390 secs] [Times: user=0.03 sys=0.01, real=0.00 secs] 
Progress: 7%, response time: 2.034 sec
Progress: 14%, response time: 3.059 sec
Progress: 14%, response time: 4.084 sec
Progress: 14%, response time: 5.109 sec
Progress: 14%, response time: 6.135 sec
Progress: 100%, response time: 6.582 sec
final state: QUERY_SUCCEEDED, response time: 6.582 sec
result: hdfs://esv4-hcl280.grid.linkedin.com:8020/user/mzhou/tajo/staging/q_1390180401396_0002/RESULT,
0 rows (0 B)
?count
-------------------------------
{noformat}

Look into hdfs , this file is zero bytes.





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