问题描述: 同一个model 建立两个cube, 在这称为cube1 与 cube2. 两个cube有相同的measure, 除了cube2多一个distinct_count measure , 这儿称为 a 。 查询时使用 select count(distinct a) from table1. 这个时候查询出错,提示Can't create EnumerableAggregate! 日志中查询选择的cube 为cube1 而不是cube2。 以下为详细日志:
2016-07-05 21:18:57,839 INFO [http-bio-7070-exec-2] schema.OLAPSchemaFactory:135 : Schema json:{ "version": "1.0", "defaultSchema": "DEFAULT", "schemas": [ { "type": "custom", "name": "DEFAULT", "factory": "org.apache.kylin.query.schema.OLAPSchemaFactory", "operand": { "project": "TEST" }, "functions": [ { name: 'MASSIN', className: 'org.apache.kylin.query.udf.MassInUDF' } ] } ] } 2016-07-05 21:18:58,701 DEBUG [http-bio-7070-exec-2] service.QueryService:288 : getting table metas 2016-07-05 21:18:58,817 DEBUG [http-bio-7070-exec-2] service.QueryService:306 : getting column metas 2016-07-05 21:18:58,920 DEBUG [http-bio-7070-exec-2] service.QueryService:320 : done column metas 2016-07-05 21:19:18,991 INFO [http-bio-7070-exec-5] controller.QueryController:174 : Using project: test 2016-07-05 21:19:18,995 INFO [http-bio-7070-exec-5] controller.QueryController:175 : The original query: select count(DISTINCT order_title) from hwb_alipay_trade 2016-07-05 21:19:19,009 INFO [http-bio-7070-exec-5] service.QueryService:264 : The corrected query: select count(DISTINCT order_title) from hwb_alipay_trade LIMIT 50000 2016-07-05 21:19:19,968 INFO [http-bio-7070-exec-5] routing.QueryRouter:48 : The project manager's reference is org.apache.kylin.metadata.project.ProjectManager@7fab0bdb 2016-07-05 21:19:19,970 INFO [http-bio-7070-exec-5] routing.QueryRouter:60 : Find candidates by table DEFAULT.HWB_ALIPAY_TRADE and project=TEST : org.apache.kylin.query.routing.Candidate@5a6373b7,org.apache.kylin.query.routing.Candidate@7db14ef3 2016-07-05 21:19:19,974 INFO [http-bio-7070-exec-5] routing.QueryRouter:49 : Applying rule: class org.apache.kylin.query.routing.rules.RemoveUncapableRealizationsRule, realizations before: [hwb_alipay_cube_distinct(CUBE),hwb_alipay_cube(CUBE)], realizations after: [hwb_alipay_cube_distinct(CUBE),hwb_alipay_cube(CUBE)] 2016-07-05 21:19:19,975 INFO [http-bio-7070-exec-5] routing.QueryRouter:49 : Applying rule: class org.apache.kylin.query.routing.rules.RealizationSortRule, realizations before: [hwb_alipay_cube_distinct(CUBE),hwb_alipay_cube(CUBE)], realizations after: [hwb_alipay_cube(CUBE),hwb_alipay_cube_distinct(CUBE)] 2016-07-05 21:19:19,975 INFO [http-bio-7070-exec-5] routing.QueryRouter:85 : Adjust DimensionAsMeasure for FunctionDesc [expression=COUNT_DISTINCT, parameter=ParameterDesc [type=column, value=ORDER_TITLE, nextParam=null], returnType=null] 2016-07-05 21:19:19,976 INFO [http-bio-7070-exec-5] routing.QueryRouter:72 : The realizations remaining: [hwb_alipay_cube(CUBE),hwb_alipay_cube_distinct(CUBE)] And the final chosen one is the first one 2016-07-05 21:19:19,987 ERROR [http-bio-7070-exec-5] controller.QueryController:209 : Exception when execute sql java.sql.SQLException: Error while executing SQL "select count(DISTINCT order_title) from hwb_alipay_trade LIMIT 50000": Can't create EnumerableAggregate! at org.apache.calcite.avatica.Helper.createException(Helper.java:56) at org.apache.calcite.avatica.Helper.createException(Helper.java:41) at org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:143) at org.apache.calcite.avatica.AvaticaStatement.executeQuery(AvaticaStatement.java:186) at org.apache.kylin.rest.service.QueryService.execute(QueryService.java:355) at org.apache.kylin.rest.service.QueryService.queryWithSqlMassage(QueryService.java:271) at org.apache.kylin.rest.service.QueryService.query(QueryService.java:119) at org.apache.kylin.rest.service.QueryService$$FastClassByCGLIB$$4957273f.invoke(<generated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:618) at org.apache.kylin.rest.service.QueryService$$EnhancerByCGLIB$$4398392b.query(<generated>) at org.apache.kylin.rest.controller.QueryController.doQueryWithCache(QueryController.java:192) at org.apache.kylin.rest.controller.QueryController.query(QueryController.java:94) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497) at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:213) at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:126) at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:96) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:617) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:578) at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789) at javax.servlet.http.HttpServlet.service(HttpServlet.java:646) at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.authentication.ui.DefaultLoginPageGeneratingFilter.doFilter(DefaultLoginPageGeneratingFilter.java:91) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:183) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:105) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192) at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160) at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346) at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:195) at com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:266) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1074) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:314) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.IllegalStateException: Can't create EnumerableAggregate! at org.apache.kylin.query.relnode.OLAPAggregateRel.implementEnumerable(OLAPAggregateRel.java:371) at org.apache.kylin.query.relnode.OLAPRel$JavaImplementor.createEnumerable(OLAPRel.java:159) at org.apache.kylin.query.relnode.OLAPRel$JavaImplementor.createEnumerable(OLAPRel.java:155) at org.apache.kylin.query.relnode.OLAPToEnumerableConverter.implement(OLAPToEnumerableConverter.java:99) at org.apache.calcite.adapter.enumerable.EnumerableRelImplementor.implementRoot(EnumerableRelImplementor.java:102) at org.apache.calcite.adapter.enumerable.EnumerableInterpretable.toBindable(EnumerableInterpretable.java:92) at org.apache.calcite.prepare.CalcitePrepareImpl$CalcitePreparingStmt.implement(CalcitePrepareImpl.java:1171) at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:297) at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:196) at org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:721) at org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:588) at org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:558) at org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:214) at org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:573) at org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:571) at org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:135) ... 80 more Caused by: org.apache.calcite.rel.InvalidRelException: distinct aggregation not supported at org.apache.calcite.adapter.enumerable.EnumerableAggregate.<init>(EnumerableAggregate.java:71) at org.apache.kylin.query.relnode.OLAPAggregateRel.implementEnumerable(OLAPAggregateRel.java:368) ... 95 more 2016-07-05 21:19:19,993 INFO [http-bio-7070-exec-5] service.QueryService:248 : ==========================[QUERY]=============================== SQL: select count(DISTINCT order_title) from hwb_alipay_trade User: ADMIN Success: false Duration: 0.0 Project: test Realization Names: [hwb_alipay_cube] Cuboid Ids: [] Total scan count: 0 Result row count: 0 Accept Partial: true Is Partial Result: false Hit Exception Cache: false Storage cache used: false Message: Error while executing SQL "select count(DISTINCT order_title) from hwb_alipay_trade LIMIT 50000": Can't create EnumerableAggregate! 2016-07-06 langren_qing -- View this message in context: http://apache-kylin.74782.x6.nabble.com/cube-tp5225.html Sent from the Apache Kylin mailing list archive at Nabble.com.