Hi Charles,

  What is your locale setting? It is probably some character encoding issue
and may be a bug. As Jason suggested, please log a JIRA for this and add as
much information about your environment as you can.

Parth

On Wed, Jul 8, 2015 at 11:30 AM, Jason Altekruse <[email protected]>
wrote:

> It certainly does look like an issue with encoding, but you can see in his
> code the query he is trying to run. There are not unicode characters that I
> can see. It is possible that this is getting corrupted somehow in the ODBC
> driver. Please file a JIRA with this case, I don't have a suggestion for a
> fix myself, but it is something we should take a look at soon.
>
> employee_query = """SELECT position_title, COUNT( employee_id ) as
> employee_count
> FROM cp.`employee.json`
> GROUP BY position_title
> ORDER BY COUNT( employee_id ) DESC"""
>
> On Wed, Jul 8, 2015 at 10:52 AM, Abhishek Girish <
> [email protected]>
> wrote:
>
> > I'm not quite sure what is happening, but I could guess it's due to
> unicode
> > characters in the query text. I faced a somewhat similar issue before -
> > DRILL-987 <https://issues.apache.org/jira/browse/DRILL-987>
> >
> > Just to give it a try, can you copy your query text into a text editor
> that
> > can display invisible characters (such as TextWrangler) or rewrite the
> > query to get rid of these?
> >
> > Let us know if this resolves. Others can comment if they know better.
> >
> > -Abhishek
> >
> > On Tue, Jul 7, 2015 at 2:21 PM, Charles Givre <[email protected]> wrote:
> >
> > > All,
> > > I'm trying to write some python code to interact with Drill and I'm
> > getting
> > > a strange error.  I'm able to connect, and the SQL query is valid, but
> > the
> > > query does not execute.  I tried the query via the web interface, and
> it
> > > worked...I've tried googling and not really gotten anywhere.  I'm
> running
> > > Drill 1.0.0.  Any help would be greatly appreciated.
> > > Thanks,
> > > -Charles
> > >
> > >
> > > import pyodbc
> > > import pandas as pd
> > >
> > > MY_DSN =
> > >
> > >
> >
> "DRIVER=/opt/mapr/drillodbc/lib/universal/libmaprdrillodbc.dylib;Host=localhost;Port=31010;ConnectionType=Direct;Catalog=Drill;Schema=mfs.views;AuthenticationType=No
> > > Authentication"
> > > conn = pyodbc.connect(MY_DSN, autocommit=True)
> > >
> > > employee_query = """SELECT position_title, COUNT( employee_id ) as
> > > employee_count
> > > FROM cp.`employee.json`
> > > GROUP BY position_title
> > > ORDER BY COUNT( employee_id ) DESC"""
> > >
> > > data = pd.read_sql( employee_query, conn )
> > >
> > >
> > > Error: ('HY000', '[HY000] [MapR][Drill] (1040) Drill failed to execute
> > > the query:
> > >
> >
> ������������������������������\U000a0074�����������\U000a0060������������\n\n[30027]Query
> > > execution error. Details:[ \nPARSE ERROR: Lexical error at line 1,
> > > column 1.  Encoun (1040) (SQLExecDirectW)')
> > >
> > > During handling of the above exception, another exception occurred:
> > >
> > >
> > >
> > > DatabaseError: Execution failed on sql 'SELECT position_title, COUNT(
> > > employee_id ) as employee_count
> > > FROM cp.`employee.json`
> > > GROUP BY position_title
> > > ': ('HY000', '[HY000] [MapR][Drill] (1040) Drill failed to execute the
> > > query:
> > >
> >
> ������������������������������\U000a0074�����������\U000a0060������������\n\n[30027]Query
> > > execution error. Details:[ \nPARSE ERROR: Lexical error at line 1,
> > > column 1.  Encoun (1040) (SQLExecDirectW)')
> > >
> >
>

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