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From Aman Sinha <asi...@maprtech.com>
Subject Re: CSV header issue
Date Thu, 02 Apr 2015 06:34:26 GMT
The exact release date depends on a variety of factors - I will let folks
who manage the release timeline chime in.

On Wed, Apr 1, 2015 at 11:19 PM, Mahesh Sankaran <sankarmahesh37@gmail.com>
wrote:

> thank you aman.May i know the release date of apache drill 1.0.
>
> On Thu, Apr 2, 2015 at 11:40 AM, Aman Sinha <asinha@maprtech.com> wrote:
>
> > Hi Mahesh,
> > Please see https://issues.apache.org/jira/browse/DRILL-951  for the
> issue
> > of CSV headers.  It is a feature that will be addressed in an upcoming
> > release (currently tagged for 1.0).
> >
> > Aman
> >
> > On Wed, Apr 1, 2015 at 10:52 PM, Mahesh Sankaran <
> sankarmahesh37@gmail.com
> > >
> > wrote:
> >
> > > Hi ,
> > >          I am currently working in Apache Drill to analyse CSV files.My
> > > problem is, If the CSV file has headers means we cant do any sum
> query.It
> > > shows the following errors.
> > >
> > > 0: jdbc:drill:zk=nn01:2181,dn02:2181,dn03:218> select
> sum(cast(columns[6]
> > > as int)) from HDFS.`/test.csv` limit 10;
> > > Query failed: RemoteRpcException: Failure while running fragment.,
> > rcvdbyte
> > > [ 584925d6-dab6-42ce-8eb3-fa7abfb0e0f2 on nn01:31010 ]
> > > [ 584925d6-dab6-42ce-8eb3-fa7abfb0e0f2 on nn01:31010 ]
> > >
> > >
> > > Error: exception while executing query: Failure while executing query.
> > > (state=,code=0)
> > >
> > > *But the above query is working well without headers.There is any way
> to
> > > sum the columns in CSV files with headers in Apache Drill.*
> > >
> > > *This is our example file:*
> > > 0: jdbc:drill:zk=nn01:2181,dn02:2181,dn03:218> select * from
> > > HDFS.`/test.csv` limit 10;
> > > +------------+------------+
> > > |  columns   |    dir0    |
> > > +------------+------------+
> > > | ["date1","time1","srcip","dstip","service","sentbyte","rcvdbyte"] |
> > > nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","10.10.100.74","192.168.0.12","DNS","0","193"] |
> > > nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","10.10.100.74","192.168.0.12","DNS","0","166"] |
> > > nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","10.10.100.74","192.168.0.12","DNS","60","359"]
> > > | nn01:9000  |
> > > |
> > >
> > >
> >
> ["2015-01-01","00:00:00","10.10.50.195","106.10.193.45","php","717","359","0","0"]
> > > | nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","111.123.180.44","117.239.67.36","9064","0","0"]
> > > | nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","111.123.180.44","117.239.67.37","9064","0","0"]
> > > | nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","111.123.180.44","117.239.67.38","9064","0","0"]
> > > | nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","111.123.180.44","117.239.67.34","9064","0","0"]
> > > | nn01:9000  |
> > > |
> > ["2015-01-01","00:00:00","111.123.180.44","117.239.67.44","9064","0","0"]
> > > | nn01:9000  |
> > >
> > >
> > > Thanks and Regards,
> > >
> > > Mahesh Sankaran
> > >
> >
>

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