We will surely test this on 1.8 and let you know.. but by looking at JIRA ,
I thought it got fixed in 0.8, is it not the case?
Let me know if i missed anything and pls provide some quick fix which can
be applicable just by changing some variable like alter session mentioned
in trail mail..

On 15-Oct-2016 11:35 AM, "Nitin Pawar" <nitinpawar...@gmail.com> wrote:

is there an option where you can upgrade to 1.8 and test it?


On Sat, Oct 15, 2016 at 10:23 AM, Anup Tiwari <anup.tiw...@games24x7.com>
wrote:

> No.. on a parquet table..
>
> Regards,
> *Anup Tiwari*
>
> On Fri, Oct 14, 2016 at 6:23 PM, Nitin Pawar <nitinpawar...@gmail.com>
> wrote:
>
> > are you querying on csv files?
> >
> > On Fri, Oct 14, 2016 at 1:31 PM, Anup Tiwari <anup.tiw...@games24x7.com>
> > wrote:
> >
> > > Hi Team,
> > >
> > > I got number format exception for empty string and after googling i
> found
> > > that this issue is bit related to DRILL-1874
> > > <https://issues.apache.org/jira/browse/DRILL-1874> .
> > >
> > > Q) Is it fixed in 1.6 ? Since it is very basic problem which can occur
> > > anytime.
> > >
> > > After reading comments of drill-1874 , i used *alter session set
> > > planner.safe_cast_varchar = true;* but it is giving me below error,
> > Please
> > > let me know if i am missing anything :
> > >
> > >
> > > 0: jdbc:drill:> *alter session set planner.safe_cast_varchar = true*;
> > > Error: VALIDATION ERROR: The option 'planner.safe_cast_varchar' does
> not
> > > exist.
> > >
> > >
> > > [Error Id: b9a8bcc4-91e3-46e9-8cf8-55aada95383b on datanode3:31010]
> > > (state=,code=0)
> > > java.sql.SQLException: VALIDATION ERROR: The option
> > > 'planner.safe_cast_varchar' does not exist.
> > >
> > >
> > > [Error Id: b9a8bcc4-91e3-46e9-8cf8-55aada95383b on datanode3:31010]
> > >
> > >
> > >     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:1923)
> > >     at
> > > org.apache.drill.jdbc.impl.DrillResultSetImpl.execute(
> > > DrillResultSetImpl.java:73)
> > >     at
> > > net.hydromatic.avatica.AvaticaConnection.executeQueryInternal(
> > > AvaticaConnection.java:404)
> > >     at
> > > net.hydromatic.avatica.AvaticaStatement.executeQueryInternal(
> > > AvaticaStatement.java:355)
> > >     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:101)
> > >     at sqlline.Commands.execute(Commands.java:841)
> > >     at sqlline.Commands.sql(Commands.java:751)
> > >     at sqlline.SqlLine.dispatch(SqlLine.java:746)
> > >     at sqlline.SqlLine.begin(SqlLine.java:621)
> > >     at sqlline.SqlLine.start(SqlLine.java:375)
> > >     at sqlline.SqlLine.main(SqlLine.java:268)
> > > Caused by: org.apache.drill.common.exceptions.UserRemoteException:
> > > VALIDATION ERROR: The option 'planner.safe_cast_varchar' does not
> exist.
> > >
> > >
> > > [Error Id: b9a8bcc4-91e3-46e9-8cf8-55aada95383b on datanode3:31010]
> > >
> > >
> > >     at
> > > org.apache.drill.exec.rpc.user.QueryResultHandler.resultArrived(
> > > QueryResultHandler.java:119)
> > >     at
> > > org.apache.drill.exec.rpc.user.UserClient.handleReponse(
> > > UserClient.java:113)
> > >     at
> > > org.apache.drill.exec.rpc.BasicClientWithConnection.handle(
> > > BasicClientWithConnection.java:46)
> > >     at
> > > org.apache.drill.exec.rpc.BasicClientWithConnection.handle(
> > > BasicClientWithConnection.java:31)
> > >     at org.apache.drill.exec.rpc.RpcBus.handle(RpcBus.java:67)
> > >     at org.apache.drill.exec.rpc.RpcBus$RequestEvent.run(
> > RpcBus.java:374)
> > >     at
> > > org.apache.drill.common.SerializedExecutor$RunnableProcessor.run(
> > > SerializedExecutor.java:89)
> > >     at
> > > org.apache.drill.exec.rpc.RpcBus$SameExecutor.execute(RpcBus.java:252)
> > >     at
> > > org.apache.drill.common.SerializedExecutor.execute(
> > > SerializedExecutor.java:123)
> > >     at
> > > org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(
> RpcBus.java:285)
> > >     at
> > > org.apache.drill.exec.rpc.RpcBus$InboundHandler.decode(
> RpcBus.java:257)
> > >     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)
> > >
> > >
> > > Also when i am trying to exclude empty string i.e. *col_name <> ''*
> then
> > it
> > > is excluding null values as well.
> > >
> > > Regards,
> > > *Anup Tiwari*
> > >
> >
> >
> >
> > --
> > Nitin Pawar
> >
>



--
Nitin Pawar

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