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ASF subversion and git services commented on ASTERIXDB-1490: ------------------------------------------------------------ Commit 7a670581888ea09e5f272682624fae40cb4968e3 in asterixdb's branch refs/heads/master from [~buyingyi] [ https://git-wip-us.apache.org/repos/asf?p=asterixdb.git;h=7a67058 ] ASTERIXDB-1490: fix and a regression test. Change-Id: Iec1a9caec796d4e1cbbf776f0acc7b085b27e19e Reviewed-on: https://asterix-gerrit.ics.uci.edu/1060 Sonar-Qube: Jenkins <jenk...@fulliautomatix.ics.uci.edu> Tested-by: Jenkins <jenk...@fulliautomatix.ics.uci.edu> Integration-Tests: Jenkins <jenk...@fulliautomatix.ics.uci.edu> Reviewed-by: Michael Blow <mb...@apache.org> > NPE for negative expression > --------------------------- > > Key: ASTERIXDB-1490 > URL: https://issues.apache.org/jira/browse/ASTERIXDB-1490 > Project: Apache AsterixDB > Issue Type: Bug > Components: Optimizer > Reporter: Yingyi Bu > Assignee: Yingyi Bu > Priority: Critical > > Query: > {noformat} > SELECT VALUE COUNT(1) > FROM ( > SELECT DISTINCT VALUE -n.foo > FROM Bar n > ) tmp; > {noformat} > Exception trace: > {noformat} > java.lang.NullPointerException > at > org.apache.asterix.om.typecomputer.impl.ListConstructorTypeComputer.computeTypeFromItems(ListConstructorTypeComputer.java:59) > at > org.apache.asterix.om.typecomputer.impl.ListConstructorTypeComputer.computeType(ListConstructorTypeComputer.java:50) > at > org.apache.asterix.dataflow.data.common.AqlExpressionTypeComputer.getTypeForFunction(AqlExpressionTypeComputer.java:75) > at > org.apache.asterix.dataflow.data.common.AqlExpressionTypeComputer.getType(AqlExpressionTypeComputer.java:53) > at > org.apache.hyracks.algebricks.core.algebra.operators.logical.AggregateOperator.computeOutputTypeEnvironment(AggregateOperator.java:106) > at > org.apache.hyracks.algebricks.core.rewriter.base.AlgebricksOptimizationContext.computeAndSetTypeEnvironmentForOperator(AlgebricksOptimizationContext.java:295) > at > org.apache.hyracks.algebricks.rewriter.rules.InferTypesRule.rewritePost(InferTypesRule.java:42) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:125) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:111) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:99) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:99) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:99) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:99) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:99) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:99) > at > org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:99) > at > org.apache.hyracks.algebricks.compiler.rewriter.rulecontrollers.SequentialOnceRuleController.rewriteWithRuleCollection(SequentialOnceRuleController.java:44) > at > org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.runOptimizationSets(HeuristicOptimizer.java:95) > at > org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.optimize(HeuristicOptimizer.java:82) > at > org.apache.hyracks.algebricks.compiler.api.HeuristicCompilerFactoryBuilder$1$1.optimize(HeuristicCompilerFactoryBuilder.java:88) > at > org.apache.asterix.api.common.APIFramework.compileQuery(APIFramework.java:263) > at > org.apache.asterix.aql.translator.QueryTranslator.rewriteCompileQuery(QueryTranslator.java:1959) > at > org.apache.asterix.aql.translator.QueryTranslator.handleQuery(QueryTranslator.java:2521) > at > org.apache.asterix.aql.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:389) > at > org.apache.asterix.aql.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:253) > at > org.apache.asterix.api.http.servlet.APIServlet.doPost(APIServlet.java:148) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) > at > org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:546) > at > org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:483) > at > org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) > at > org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:970) > at > org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:411) > at > org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:192) > at > org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:904) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117) > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110) > at org.eclipse.jetty.server.Server.handle(Server.java:347) > at > org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:439) > at > org.eclipse.jetty.server.HttpConnection$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) > {noformat} > But the following equivalent query works: > {noformat} > SELECT VALUE COUNT(1) > FROM ( > SELECT DISTINCT VALUE 0-n.foo > FROM NBALife n > ) tmp; > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)