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Posted to dev@kylin.apache.org by "bing huang (JIRA)" <ji...@apache.org> on 2016/07/07 01:23:11 UTC

[jira] [Created] (KYLIN-1852) 在有distinct count时,cube 选择出错

bing huang created KYLIN-1852:
---------------------------------

             Summary: 在有distinct count时,cube 选择出错
                 Key: KYLIN-1852
                 URL: https://issues.apache.org/jira/browse/KYLIN-1852
             Project: Kylin
          Issue Type: Bug
          Components: Query Engine
    Affects Versions: v1.5.2
         Environment: CentOS release 6.6
            Reporter: bing huang
            Assignee: liyang


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!




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