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From "Daniel Barclay (Drill) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (DRILL-3818) Error when DISTINCT and GROUP BY is used in avro or json
Date Wed, 23 Sep 2015 23:14:04 GMT

     [ https://issues.apache.org/jira/browse/DRILL-3818?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Daniel Barclay (Drill) updated DRILL-3818:
------------------------------------------
    Assignee: Jacques Nadeau  (was: Daniel Barclay (Drill))

> Error when DISTINCT and GROUP BY is used in avro or json
> --------------------------------------------------------
>
>                 Key: DRILL-3818
>                 URL: https://issues.apache.org/jira/browse/DRILL-3818
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - RPC, SQL Parser
>    Affects Versions: 1.1.0, 1.2.0
>         Environment: Linux Mint 17.1
> java version "1.7.0_80"
> Java(TM) SE Runtime Environment (build 1.7.0_80-b15)
> Java HotSpot(TM) 64-Bit Server VM (build 24.80-b11, mixed mode)
>            Reporter: Philip Deegan
>            Assignee: Jacques Nadeau
>             Fix For: 1.2.0
>
>
> Data
> {noformat}
> { "a": { "b": { "c": "d" }, "e": 2 }}
> {noformat}
> Query
> {noformat}
> select DISTINCT(t.a.b.c), MAX(t.a.e)  FROM dfs.`json.json` t GROUP BY t.a.b.c LIMIT 1;
> {noformat}
> Occurs on 1.1.0 and incubator-drill master
> {noformat}
> +-------------------------------------------+
> |                 commit_id                 |
> +-------------------------------------------+
> | 9f54aac33df3e783c0192ab56c7e1313dbc823fa  |
> +-------------------------------------------+
> [Error Id: bb826851-d8cb-46f5-96c0-1ed01d3d8c45 on philix:31010]
> 	at org.apache.drill.jdbc.impl.DrillCursor.nextRowInternally(DrillCursor.java:247)
> 	at org.apache.drill.jdbc.impl.DrillCursor.loadInitialSchema(DrillCursor.java:290)
> 	at org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:1359)
> 	at org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(DrillResultSetImpl.java:74)
> 	at net.hydromatic.avatica.AvaticaConnection.executeQueryInternal(AvaticaConnection.java:404)
> 	at net.hydromatic.avatica.AvaticaStatement.executeQueryInternal(AvaticaStatement.java:351)
> 	at net.hydromatic.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:338)
> 	at net.hydromatic.avatica.AvaticaStatement.execute(AvaticaStatement.java:69)
> 	at org.apache.drill.jdbc.impl.DrillStatementImpl.execute(DrillStatementImpl.java:86)
> 	at sqlline.Commands.execute(Commands.java:841)
> 	at sqlline.Commands.sql(Commands.java:751)
> 	at sqlline.SqlLine.dispatch(SqlLine.java:737)
> 	at sqlline.SqlLine.begin(SqlLine.java:612)
> 	at sqlline.SqlLine.start(SqlLine.java:366)
> 	at sqlline.SqlLine.main(SqlLine.java:259)
> Caused by: org.apache.drill.common.exceptions.UserRemoteException: VALIDATION ERROR:
java.lang.NullPointerException
> [Error Id: bb826851-d8cb-46f5-96c0-1ed01d3d8c45 on philix:31010]
> 	at org.apache.drill.exec.rpc.user.QueryResultHandler.resultArrived(QueryResultHandler.java:118)
> 	at org.apache.drill.exec.rpc.user.UserClient.handleReponse(UserClient.java:110)
> 	at org.apache.drill.exec.rpc.BasicClientWithConnection.handle(BasicClientWithConnection.java:47)
> 	at org.apache.drill.exec.rpc.BasicClientWithConnection.handle(BasicClientWithConnection.java:32)
> 	at org.apache.drill.exec.rpc.RpcBus.handle(RpcBus.java:61)
> 	at org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:233)
> 	at org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(RpcBus.java:205)
> 	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:89)
> 	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
> 	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
> 	at io.netty.handler.timeout.IdleStateHandler.channelRead(IdleStateHandler.java:254)
> 	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
> 	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
> 	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
> 	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
> 	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
> 	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:242)
> 	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
> 	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
> 	at io.netty.channel.ChannelInboundHandlerAdapter.channelRead(ChannelInboundHandlerAdapter.java:86)
> 	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:339)
> 	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:324)
> 	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:847)
> 	at io.netty.channel.epoll.AbstractEpollStreamChannel$EpollStreamUnsafe.epollInReady(AbstractEpollStreamChannel.java:618)
> 	at io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:329)
> 	at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:250)
> 	at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:111)
> 	at java.lang.Thread.run(Thread.java:745)
> {noformat}



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