Raghavendra Singh created LENS-107:
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Summary: NPE in JoinResolver while running queries
Key: LENS-107
URL: https://issues.apache.org/jira/browse/LENS-107
Project: Apache Lens
Issue Type: Bug
Reporter: Raghavendra Singh
Assignee: Amareshwari Sriramadasu
{CODE}
11 Dec 2014 10:27:40,500 [QuerySubmitter] ERROR
org.apache.lens.server.query.QueryExecutionServiceImpl - Error launching query
b9970a56-75f5-4bd1-9e9a-9783ab8a8790
org.apache.lens.api.LensException: Rewriting failed, cause :null
at
org.apache.lens.driver.cube.RewriteUtil.rewriteQuery(RewriteUtil.java:278)
at
org.apache.lens.server.query.QueryExecutionServiceImpl.rewriteAndSelect(QueryExecutionServiceImpl.java:967)
at
org.apache.lens.server.query.QueryExecutionServiceImpl.access$800(QueryExecutionServiceImpl.java:89)
at
org.apache.lens.server.query.QueryExecutionServiceImpl$QuerySubmitter.run(QueryExecutionServiceImpl.java:476)
at java.lang.Thread.run(Thread.java:701)
Caused by: java.lang.NullPointerException
at
org.apache.lens.cube.parse.JoinResolver$AutoJoinContext.getMergedJoinClause(JoinResolver.java:274)
at
org.apache.lens.cube.parse.JoinResolver$AutoJoinContext$1.next(JoinResolver.java:578)
at
org.apache.lens.cube.parse.JoinResolver$AutoJoinContext$1.next(JoinResolver.java:556)
at
org.apache.lens.cube.parse.JoinResolver$AutoJoinContext.getFromString(JoinResolver.java:224)
at
org.apache.lens.cube.parse.DimOnlyHQLContext.getFromString(DimOnlyHQLContext.java:67)
at
org.apache.lens.cube.parse.DimHQLContext.setMissingExpressions(DimHQLContext.java:63)
at
org.apache.lens.cube.parse.SimpleHQLContext.toHQL(SimpleHQLContext.java:81)
at
org.apache.lens.cube.parse.DimOnlyHQLContext.toHQL(DimOnlyHQLContext.java:47)
at
org.apache.lens.cube.parse.CubeQueryContext.toHQL(CubeQueryContext.java:786)
at
org.apache.lens.driver.cube.RewriteUtil.rewriteQuery(RewriteUtil.java:249)
... 4 more
{CODE}
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