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Posted to dev@asterixdb.apache.org by "Pouria (JIRA)" <ji...@apache.org> on 2015/08/22 03:24:46 UTC
[jira] [Created] (ASTERIXDB-1079) IX-NLJ fails with limit (during
rewrite)
Pouria created ASTERIXDB-1079:
---------------------------------
Summary: IX-NLJ fails with limit (during rewrite)
Key: ASTERIXDB-1079
URL: https://issues.apache.org/jira/browse/ASTERIXDB-1079
Project: Apache AsterixDB
Issue Type: Bug
Components: AsterixDB
Reporter: Pouria
Adding a limit clause to the Index join query from our famous TinySocial tutorial causes the query to fail during rewrite phase.
Here is the query;
use dataverse TinySocial;
for $user in dataset MugshotUsers
for $message in dataset MugshotMessages
where $message.author_id /*+ indexnl */ = $user.id
limit 20
return {
"uname": $user.name,
"message": $message.message
};
and Here is the error stack:
java.lang.NullPointerException
at edu.uci.ics.hyracks.algebricks.core.algebra.operators.physical.OneToOneExchangePOperator.computeDeliveredProperties(OneToOneExchangePOperator.java:45)
at edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator.computeDeliveredPhysicalProperties(AbstractLogicalOperator.java:118)
at edu.uci.ics.hyracks.algebricks.core.algebra.util.OperatorPropertiesUtil.computeSchemaAndPropertiesRecIfNull(OperatorPropertiesUtil.java:227)
at edu.uci.ics.hyracks.algebricks.rewriter.rules.IsolateHyracksOperatorsRule.insertOneToOneExchange(IsolateHyracksOperatorsRule.java:133)
at edu.uci.ics.hyracks.algebricks.rewriter.rules.IsolateHyracksOperatorsRule.testIfExchangeBelow(IsolateHyracksOperatorsRule.java:73)
at edu.uci.ics.hyracks.algebricks.rewriter.rules.IsolateHyracksOperatorsRule.rewritePost(IsolateHyracksOperatorsRule.java:51)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:122)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:96)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:96)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:96)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:96)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:96)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:96)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:96)
at edu.uci.ics.hyracks.algebricks.compiler.rewriter.rulecontrollers.SequentialOnceRuleController.rewriteWithRuleCollection(SequentialOnceRuleController.java:40)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.runOptimizationSets(HeuristicOptimizer.java:91)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.runPhysicalOptimizations(HeuristicOptimizer.java:122)
at edu.uci.ics.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.optimize(HeuristicOptimizer.java:80)
at edu.uci.ics.hyracks.algebricks.compiler.api.HeuristicCompilerFactoryBuilder$1$1.optimize(HeuristicCompilerFactoryBuilder.java:83)
at edu.uci.ics.asterix.api.common.APIFramework.compileQuery(APIFramework.java:275)
at edu.uci.ics.asterix.aql.translator.AqlTranslator.rewriteCompileQuery(AqlTranslator.java:1893)
at edu.uci.ics.asterix.aql.translator.AqlTranslator.handleQuery(AqlTranslator.java:2473)
at edu.uci.ics.asterix.aql.translator.AqlTranslator.compileAndExecute(AqlTranslator.java:378)
at edu.uci.ics.asterix.api.http.servlet.APIServlet.doPost(APIServlet.java:111)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:754)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:546)
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:483)
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:970)
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:411)
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:192)
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:904)
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110)
at org.eclipse.jetty.server.Server.handle(Server.java:347)
at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:439)
at org.eclipse.jetty.server.HttpConnection$RequestHandler.content(HttpConnection.java:924)
at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:781)
at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:220)
at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:43)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:545)
at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:43)
at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:529)
at java.lang.Thread.run(Thread.java:745)
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