FreeTDS Development Group

["James K. Lowden" <jklowden AT freetds.org>]

Hari Krishna Dara wrote:
> I am trying to insert data into a varbinary column from python via
> pyodbc and unixODBC and get the below error:
> 
> Traceback (most recent call last):
>   File "test_pyodbc.py", line 36, in <module>
>     cur.execute(sql, (pyodbc.Binary(data),))
> pyodbc.DataError: ('22018', '[22018] [FreeTDS][SQL Server]Implicit
> conversion from data type varchar to varbinary is not allowed. Use the
> CONVERT function to run this query. (257) (SQLPrepare)')
> 
> The error occurs no matter what the data contains and how long it is
> (happens with empty data also). 

http://manuals.sybase.com:80/onlinebooks/group-cnarc/cng1110e/dblib/@ebt-link;pt=45151?target=%25N%15_12482_START_RESTART_N%25

Designed behavior.  Binary != text.  

--jkl