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From Khurram Faraaz <kfar...@mapr.com>
Subject Re: Problem Creating Views In Apache Drill
Date Fri, 11 Jan 2019 22:19:15 GMT
Hi Peter,

What version of Drill are you on ?

Thanks,
Khurram

On Fri, Jan 11, 2019 at 12:20 PM Gautam Parai <gparai@mapr.com> wrote:

> Hi Peter,
>
> Do you see the same error when you run the query instead?
>
> SELECT id, settlement,  settlement_type,
> to_timestamp(to_char(settlement_date, '#')) as settlement_date
> ,transaction_id, transaction_type, settlement_institution,
> settlement_institution_bank_domain_id, domain_i,product_group_id,
> channel_id FROM `dfs`.`***`.`/tbl_settlement`
>
> Could you narrow down on the column which is causing this error? Also, can
> you please set alter session set `exec.errors.verbose` = true and provide
> the stack trace from the console.
>
> Thanks,
> Gautam
>
> On Fri, Jan 11, 2019 at 3:22 AM Peter Edike <
> peter.edike@interswitchgroup.com> wrote:
>
> > Hello Everyone,
> >
> >
> > I have a set of parquet files which where created as a result of a batch
> > ETL job (using Sqoop 1).
> >
> >
> > I can query the fields normally without any kind of formatting and all is
> > well...
> >
> >
> > However, when i try to create a view with the following code
> >
> >
> > CREATE VIEW `dfs.asra`.`vw_tbl_settlement` AS
> > SELECT id, settlement,  settlement_type,
> > to_timestamp(to_char(settlement_date, '#')) as settlement_date
> > ,transaction_id, transaction_type, settlement_institution,
> > settlement_institution_bank_domain_id, domain_i,product_group_id,
> > channel_id FROM `dfs`.`***`.`/tbl_settlement`
> >
> > I end up with the following exception
> >
> > org.apache.drill.common.exceptions.UserRemoteException: SYSTEM ERROR:
> > SchemaChangeException: Failure while trying to materialize incoming
> schema.
> > Errors: Error in expression at index -1. Error: Missing function
> > implementation: [castTINYINT(VARCHAR-OPTIONAL)]. Full expression:
> --UNKNOWN
> > EXPRESSION--.. Fragment 0:0 [Error Id:
> 55c13096-085a-4d0c-9eca-5c7bbc2d1b8f
> > on bdnode3.interswitch.com:31010]?
> >
> > Please What am I doing wrong
> >
> > Kind Regards
> >
> >
> >
>

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