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Posted to dev@lens.apache.org by "Amareshwari Sriramadasu (JIRA)" <ji...@apache.org> on 2015/03/08 04:33:38 UTC
[jira] [Commented] (LENS-342) NPE in CandidateTableResolver
[ https://issues.apache.org/jira/browse/LENS-342?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14351876#comment-14351876 ]
Amareshwari Sriramadasu commented on LENS-342:
----------------------------------------------
[~prongs], do you a scenario/query to reproduce?
> NPE in CandidateTableResolver
> -----------------------------
>
> Key: LENS-342
> URL: https://issues.apache.org/jira/browse/LENS-342
> Project: Apache Lens
> Issue Type: Bug
> Reporter: Rajat Khandelwal
> Assignee: Amareshwari Sriramadasu
>
> {noformat}
> 23 Feb 2015 15:59:49,094 [QuerySubmitter] WARN org.apache.lens.driver.cube.RewriteUtil - Driver : org.apache.lens.driver.hive.HiveDriver Skipped for the query rewriting due to
> java.lang.NullPointerException
> at org.apache.lens.cube.parse.CandidateTableResolver.checkForSourceReachabilityForDenormCandidates(CandidateTableResolver.java:459)
> at org.apache.lens.cube.parse.CandidateTableResolver.rewriteContext(CandidateTableResolver.java:80)
> at org.apache.lens.cube.parse.CubeQueryRewriter.rewrite(CubeQueryRewriter.java:181)
> at org.apache.lens.cube.parse.CubeQueryRewriter.rewrite(CubeQueryRewriter.java:165)
> at org.apache.lens.cube.parse.CubeQueryRewriter.rewrite(CubeQueryRewriter.java:176)
> at org.apache.lens.driver.cube.RewriteUtil.rewriteQuery(RewriteUtil.java:239)
> at org.apache.lens.server.query.QueryExecutionServiceImpl.rewriteAndSelect(QueryExecutionServiceImpl.java:950)
> at org.apache.lens.server.query.QueryExecutionServiceImpl.access$800(QueryExecutionServiceImpl.java:71)
> at org.apache.lens.server.query.QueryExecutionServiceImpl$QuerySubmitter.run(QueryExecutionServiceImpl.java:460)
> at java.lang.Thread.run(Thread.java:724)
> 23 Feb 2015 15:59:49,094 [QuerySubmitter] ERROR org.apache.lens.server.query.QueryExecutionServiceImpl - Error launching query 24aa1544-5dba-44ef-9182-28c3f37b06c8
> org.apache.lens.api.LensException: Rewriting failed, cause :No driver accepted the query, because null
> at org.apache.lens.driver.cube.RewriteUtil.rewriteQuery(RewriteUtil.java:269)
> at org.apache.lens.server.query.QueryExecutionServiceImpl.rewriteAndSelect(QueryExecutionServiceImpl.java:950)
> at org.apache.lens.server.query.QueryExecutionServiceImpl.access$800(QueryExecutionServiceImpl.java:71)
> at org.apache.lens.server.query.QueryExecutionServiceImpl$QuerySubmitter.run(QueryExecutionServiceImpl.java:460)
> at java.lang.Thread.run(Thread.java:724)
> Caused by: org.apache.lens.api.LensException: No driver accepted the query, because null
> at org.apache.lens.driver.cube.RewriteUtil.rewriteQuery(RewriteUtil.java:264)
> ... 4 more
> 23 Feb 2015 15:59:49,172 [Grizzly-worker(6)] INFO org.apache.lens.server.AuthenticationFilter - Request from user: null, path=/queryapi/queries/24aa1544-5dba-44ef-9182-28c3f37b06c
> {noformat}
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