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From lancelot chen <cja.ch...@gmail.com>
Subject Re: Usage of TOP_N measure
Date Fri, 13 May 2016 09:07:49 GMT
Thanks for quick reply. Below is my cube definition json:
    {

  "uuid": "eab2b606-89aa-44fa-8f40-4bc5a1bca997",

  "version": "1.5.1",

  "name": "lbs_ad_pv_top100_1d_cube",

  "description": "",

  "dimensions": [

    {

      "name": "LBS.LBS_AD_PV_1D.QUERY",

      "table": "LBS.LBS_AD_PV_1D",

      "column": "QUERY",

      "derived": null

    },

    {

      "name": "LBS.LBS_AD_PV_1D.CITY_NAME",

      "table": "LBS.LBS_AD_PV_1D",

      "column": "CITY_NAME",

      "derived": null

    },

    {

      "name": "LBS.LBS_AD_PV_1D.AD_TYPE",

      "table": "LBS.LBS_AD_PV_1D",

      "column": "AD_TYPE",

      "derived": null

    },

    {

      "name": "LBS.LBS_AD_PV_1D.INDS",

      "table": "LBS.LBS_AD_PV_1D",

      "column": "INDS",

      "derived": null

    },

    {

      "name": "LBS.LBS_AD_PV_1D.MAP_NAME",

      "table": "LBS.LBS_AD_PV_1D",

      "column": "MAP_NAME",

      "derived": null

    },

    {

      "name": "LBS.LBS_AD_PV_1D.DS",

      "table": "LBS.LBS_AD_PV_1D",

      "column": "DS",

      "derived": null

    }

  ],

  "measures": [

    {

      "name": "PV_1D_001_TOP100",

      "function": {

        "expression": "TOP_N",

        "parameter": {

          "type": "column",

          "value": "PV_1D_001",

          "next_parameter": {

            "type": "column",

            "value": "INDS",

            "next_parameter": null

          }

        },

        "returntype": "topn(100)"

      },

      "dependent_measure_ref": null

    },

    {

      "name": "CNT",

      "function": {

        "expression": "COUNT",

        "parameter": {

          "type": "constant",

          "value": "1",

          "next_parameter": null

        },

        "returntype": "bigint"

      },

      "dependent_measure_ref": null

    }

  ],

  "rowkey": {

    "rowkey_columns": [

      {

        "column": "INDS",

        "encoding": "dict",

        "isShardBy": false

      },

      {

        "column": "QUERY",

        "encoding": "fixed_length:255",

        "isShardBy": false

      },

      {

        "column": "CITY_NAME",

        "encoding": "dict",

        "isShardBy": false

      },

      {

        "column": "AD_TYPE",

        "encoding": "dict",

        "isShardBy": false

      },

      {

        "column": "MAP_NAME",

        "encoding": "dict",

        "isShardBy": false

      },

      {

        "column": "DS",

        "encoding": "dict",

        "isShardBy": false

      }

    ]

  },

  "signature": "eqmmsW5dmIjABLUOoeDQGg==",

  "last_modified": 1463048780867,

  "model_name": "lbs_ad_pv_1d_model",

  "null_string": null,

  "hbase_mapping": {

    "column_family": [

      {

        "name": "F1",

        "columns": [

          {

            "qualifier": "M",

            "measure_refs": [

              "PV_1D_001_TOP100",

              "CNT"

            ]

          }

        ]

      }

    ]

  },

  "aggregation_groups": [

    {

      "includes": [

        "INDS"

      ],

      "select_rule": {

        "hierarchy_dims": [],

        "mandatory_dims": [],

        "joint_dims": []

      }

    }

  ],

  "notify_list": [],

  "status_need_notify": [],

  "partition_date_start": 1462320000000,

  "partition_date_end": 3153600000000,

  "auto_merge_time_ranges": [],

  "retention_range": 0,

  "engine_type": 2,

  "storage_type": 2,

  "override_kylin_properties": {}

}


I restarted server and rerun query using SUM | GROUP BY | ORDER BY , and I
got the following error message:


2016-05-13 09:04:44,557 INFO  [http-bio-8887-exec-4]
controller.QueryController:174 : Using project: lbs

2016-05-13 09:04:44,564 INFO  [http-bio-8887-exec-4]
controller.QueryController:175 : The original query:  select

    sum(pv_1d_001) pv

from lbs_ad_pv_1d

group by INDS

order by pv desc


2016-05-13 09:04:44,592 INFO  [http-bio-8887-exec-4]
service.QueryService:264 : The corrected query: select

    sum(pv_1d_001) pv

from lbs_ad_pv_1d

group by INDS

order by pv desc

LIMIT 50000

2016-05-13 09:04:44,595 DEBUG [http-bio-8887-exec-4]
service.CacheService:144 : Creating a new data source, OLAP data source
pointing to kylin_metadata@hbase

2016-05-13 09:04:44,600 INFO  [http-bio-8887-exec-4]
project.ProjectL2Cache:172 : Loading L2 project cache for LBS

2016-05-13 09:04:44,619 INFO  [http-bio-8887-exec-4]
schema.OLAPSchemaFactory:135 : Schema json:{

    "version": "1.0",

    "defaultSchema": "LBS",

    "schemas": [

        {

            "type": "custom",

            "name": "LBS",

            "factory": "org.apache.kylin.query.schema.OLAPSchemaFactory",

            "operand": {

                "project": "LBS"

            },

            "functions": [

               {

                   name: 'MASSIN',

                   className: 'org.apache.kylin.query.udf.MassInUDF'

               }

              ]

        }

    ]

}

2016-05-13 09:04:44,620 DEBUG [http-bio-8887-exec-4]
service.CacheService:149 : The new temp olap json is :{

    "version": "1.0",

    "defaultSchema": "LBS",

    "schemas": [

        {

            "type": "custom",

            "name": "LBS",

            "factory": "org.apache.kylin.query.schema.OLAPSchemaFactory",

            "operand": {

                "project": "LBS"

            },

            "functions": [

               {

                   name: 'MASSIN',

                   className: 'org.apache.kylin.query.udf.MassInUDF'

               }

              ]

        }

    ]

}


2016-05-13 09:04:46,129 INFO  [http-bio-8887-exec-4] routing.QueryRouter:48
: The project manager's reference is
org.apache.kylin.metadata.project.ProjectManager@ece372

2016-05-13 09:04:46,131 INFO  [http-bio-8887-exec-4] routing.QueryRouter:60
: Find candidates by table LBS.LBS_AD_PV_1D and project=LBS :
org.apache.kylin.query.routing.Candidate@1f580d76

2016-05-13 09:04:46,136 INFO  [http-bio-8887-exec-4]
cube.CubeCapabilityChecker:85 : Exclude cube lbs_ad_pv_top100_1d_cube
because unmatched aggregations

2016-05-13 09:04:46,136 INFO  [http-bio-8887-exec-4] routing.QueryRouter:49
: Applying rule: class
org.apache.kylin.query.routing.rules.RemoveUncapableRealizationsRule,
realizations before: [lbs_ad_pv_top100_1d_cube(CUBE)], realizations after:
[]

2016-05-13 09:04:46,137 INFO  [http-bio-8887-exec-4] routing.QueryRouter:49
: Applying rule: class
org.apache.kylin.query.routing.rules.RealizationSortRule, realizations
before: [], realizations after: []

2016-05-13 09:04:46,139 ERROR [http-bio-8887-exec-4]
controller.QueryController:209 : Exception when execute sql

java.sql.SQLException: Error while executing SQL "select

    sum(pv_1d_001) pv

from lbs_ad_pv_1d

group by INDS

order by pv desc

LIMIT 50000": Can't find any realization. Please confirm with providers.
SQL digest: fact table LBS.LBS_AD_PV_1D,group by
[LBS.LBS_AD_PV_1D.INDS],filter on [],with aggregates[FunctionDesc
[expression=SUM, parameter=ParameterDesc [type=column, value=PV_1D_001,
nextParam=null], returnType=null]].

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$$EnhancerByCGLIB$$de61e8d6.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:57)

at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:601)

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:201)

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:1110)

at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)

at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)

at java.lang.Thread.run(Thread.java:722)

Caused by: org.apache.kylin.query.routing.NoRealizationFoundException:
Can't find any realization. Please confirm with providers. SQL digest: fact
table LBS.LBS_AD_PV_1D,group by [LBS.LBS_AD_PV_1D.INDS],filter on [],with
aggregates[FunctionDesc [expression=SUM, parameter=ParameterDesc
[type=column, value=PV_1D_001, nextParam=null], returnType=null]].

at
org.apache.kylin.query.routing.QueryRouter.selectRealization(QueryRouter.java:66)

at
org.apache.kylin.query.relnode.OLAPToEnumerableConverter.implement(OLAPToEnumerableConverter.java:80)

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

2016-05-13 09:04:46,148 INFO  [http-bio-8887-exec-4]
service.QueryService:248 :

==========================[QUERY]===============================

SQL: select

    sum(pv_1d_001) pv

from lbs_ad_pv_1d

group by INDS

order by pv desc


User: ADMIN

Success: false

Duration: 0.0

Project: lbs

Realization Names: []

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     sum(pv_1d_001) pv from
lbs_ad_pv_1d group by INDS order by pv desc LIMIT 50000": Can't find any
realization. Please confirm with providers. SQL digest: fact table
LBS.LBS_AD_PV_1D,group by [LBS.LBS_AD_PV_1D.INDS],filter on [],with
aggregates[FunctionDesc [expression=SUM, parameter=ParameterDesc
[type=column, value=PV_1D_001, nextParam=null], returnType=null]].

==========================[QUERY]===============================


2016-05-13 09:04:46,153 ERROR [http-bio-8887-exec-4]
controller.BasicController:44 :

org.apache.kylin.rest.exception.InternalErrorException: Error while
executing SQL "select     sum(pv_1d_001) pv from lbs_ad_pv_1d group by INDS
order by pv desc LIMIT 50000": Can't find any realization. Please confirm
with providers. SQL digest: fact table LBS.LBS_AD_PV_1D,group by
[LBS.LBS_AD_PV_1D.INDS],filter on [],with aggregates[FunctionDesc
[expression=SUM, parameter=ParameterDesc [type=column, value=PV_1D_001,
nextParam=null], returnType=null]].

at
org.apache.kylin.rest.controller.QueryController.doQueryWithCache(QueryController.java:224)

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:57)

at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:601)

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:201)

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:1110)

at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)

at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)

at java.lang.Thread.run(Thread.java:722)

2016-05-13 16:53 GMT+08:00 ShaoFeng Shi <shaofengshi@apache.org>:

> The "top_n" is not a SQL function so the second statement is wrong.
>
> The first statment looks good; to investigate the issue, please provide:
> 1) the cube definition json;
> 2) the log message in logs/kylin.log when you run this SQL first time (no
> cache be hit)
>
> 2016-05-13 15:06 GMT+08:00 lancelot chen <cja.china@gmail.com>:
>
>> I'm confusing about usage of TOP_N measure.
>> I have a cube with TOP_N measure built in, measure definition is:
>>
>> {
>>
>>       "name": "PV_1D_001_TOP100",
>>
>>       "function": {
>>
>>         "expression": "TOP_N",
>>
>>         "parameter": {
>>
>>           "type": "column",
>>
>>           "value": "PV_1D_001",
>>
>>           "next_parameter": {
>>
>>             "type": "column",
>>
>>             "value": "INDS",
>>
>>             "next_parameter": null
>>
>>           }
>>
>>         },
>>
>>         "returntype": "topn(100)"
>>
>>       },
>>
>>       "dependent_measure_ref": null
>>
>>     }
>>
>> But I can't get this measure by using either "SUM | GROUP BY | ORDER BY"
>>  nor "SELECT TOP_N | GROUP BY". Error message is:
>>
>>     When using SUM | GROUP BY | ORDER BY:
>>
>>         Error while executing SQL "select sum(pv_1d_001) pv from test
>> group by INDS order by pv desc LIMIT 50000": Can't find any realization.
>> Please confirm with providers. SQL digest: fact table
>> LBS.LBS_AD_PV_1D,group by [LBS.LBS_AD_PV_1D.INDS],filter on [],with
>> aggregates[FunctionDesc [expression=SUM, parameter=ParameterDesc
>> [type=column, value=PV_1D_001, nextParam=null], returnType=null]]
>>
>>     When using SELECT TOP_N | GROUP BY:
>>
>>         Error while executing SQL "select top_n(pv_1d_001) pv from test
>> group by INDS LIMIT 50000": From line 2, column 5 to line 2, column 20: No
>> match found for function signature TOP_N(<NUMERIC>)
>>
>
>
>
> --
> Best regards,
>
> Shaofeng Shi
>
>

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