Thanks Mike. The sql is being created at runtime and i am not even creating
the sql.
Any inputs on how we can change it?.
Appreciate your response.
Thanks.
On Friday, 10 November 2017 21:11:46 UTC-8, Mike Bayer wrote:
>
> those NVARCHAR2's probably need a length:
>
> CAST(expr AS NVARCHAR2(20))
>
>
> On Fri, Nov 10, 2017 at 7:01 PM, venu v <venugo...@gmail.com <javascript:>>
> wrote:
> > Hi,
> >
> > I have sql alchemy , cx_Oracle installed , Python 2.7 installed on my
> > windows machine.
> >
> > Trying to run a sql using SQL Alchemy and it fails with the below error:
> >
> >
> > "sqlalchemy.exc.DatabaseError: (cx_Oracle.DatabaseError) ORA-00906:
> missing
> > left parenthesis"
> >
> > This is the SQL i have:
> >
> > ('SELECT count(:count_2) AS count_1 \nFROM measure \nWHERE
> > lower(CAST(measure.measure_code AS NVARCHAR2)) LIKE lower(:param_1) OR
> > lower(CAST(measure.measure_name AS NVARCHAR2)) LIKE lower(:param_2)' ,
> > {'param_1': u'%da%', 'count_2': '*', 'param_2': u'%da%'})
> >
> > Stack Trace:
> > Traceback (most recent call last):
> > File "<stdin>", line 1, in <module>
> > File
> >
> "C:\Project\flask-admin-project\lib\site-packages\sqlalchemy\engine\base.py",
>
> > line 939, in execute
> > return self._execute_text(object, multiparams, params)
> > File
> >
> "C:\Project\flask-admin-project\lib\site-packages\sqlalchemy\engine\base.py",
>
> > line 1097, in _execute_text
> > statement, parameters
> > File
> >
> "C:\Project\flask-admin-project\lib\site-packages\sqlalchemy\engine\base.py",
>
> > line 1189, in _execute_context
> > context)
> > File
> >
> "C:\Project\flask-admin-project\lib\site-packages\sqlalchemy\engine\base.py",
>
> > line 1402, in _handle_dbapi_exception
> > exc_info
> > File
> >
> "C:\Project\flask-admin-project\lib\site-packages\sqlalchemy\util\compat.py",
>
> > line 203, in raise_from_cause
> > reraise(type(exception), exception, tb=exc_tb, cause=cause)
> > File
> >
> "C:\Project\flask-admin-project\lib\site-packages\sqlalchemy\engine\base.py",
>
> > line 1182, in _execute_context
> > context)
> > File
> >
> "C:\Project\flask-admin-project\lib\site-packages\sqlalchemy\engine\default.py",
>
>
> > line 470, in do_execute
> > cursor.execute(statement, parameters)
> > sqlalchemy.exc.DatabaseError: (cx_Oracle.DatabaseError) ORA-00906:
> missing
> > left parenthesis [SQL: 'SELECT count(:count_2) AS count_1 \nFROM measure
> > \nWHERE lower(CAST(measure.measure_code AS N
> > ARCHAR2)) LIKE lower(:param_1) OR lower(CAST(measure.measure_name AS
> > NVARCHAR2)) LIKE lower(:param_2)'] [parameters: {'param_1': u'%da%',
> > 'count_2': '*', 'param_2': u'%da%'}]
> >
> > I modified the SQL to remove the CAST function and tried again . It
> worked.
> >
> > As the first SQL is system generated SQL, i cannot modify it .
> > Is there any way i can force SQL Alchemy not to do CAST on the measure
> code
> > column?
> >
> > Request you please help.
> >
> > Thanks,
> > Venugopal.
> >
> > --
> > SQLAlchemy -
> > The Python SQL Toolkit and Object Relational Mapper
> >
> > http://www.sqlalchemy.org/
> >
> > To post example code, please provide an MCVE: Minimal, Complete, and
> > Verifiable Example. See http://stackoverflow.com/help/mcve for a full
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--
SQLAlchemy -
The Python SQL Toolkit and Object Relational Mapper
http://www.sqlalchemy.org/
To post example code, please provide an MCVE: Minimal, Complete, and Verifiable
Example. See http://stackoverflow.com/help/mcve for a full description.
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