Re: A few problems with the ODBC driver

> -----Original Message-----
> From: Shachar Shemesh
>
> Hi list,
>
> I'm still trying to find my way around the ODBC arena, so
> please forgive me if I
> ask something irrelevant. I am trying to migrate an
> application that currently
> works on Windows with MS-SQL and Oracle to also work with PG-SQL. I've
> downloaded the 7.3.100 ODBC driver. The problems are
> independant, but if anyone
> manages to solve my first problem, I'm not going to care
> about the other ones.
>
> 1. The application is successful in seeing the database, and
> in getting the rows
> from it. When it tries to modify a row, however, we get an
> error that says "Only
> SQL_POSITION/REFRESH is supported for PGAPI_SetPos".
> Searching the sources
> reveals that the line is issued as a result of line 2762 of
> "result.c". The
> preceding lines show that either the odbc driver was compiled without
> DRIVER_CURSOR_IMPLEMENT, or the cursor is a read only cursor.
> Tracing the MFC
> stack reveals that the program does try to create a ROW_VER
> cursor. Could it be
> that the binary ODBC available from the mirrors does not
> support cursors? Why?

Are you checking the "Updatable cursors" DSN option ?

> 2. I tried to compile a replica of the driver I downloaded. I
> followed the
> instructions in README.TXT. Created the project in Visual
> Studio 6. Added the
> def file (I opted for psqlodbc_win32.def, as that's the only
> one that matched
> the name of the DLL I was supposed to create). The result was
> that the project
> wouldn't compile. I tried to run ./configure from cygwin
> before, and now it
> would compile, but throw an exception when I try to run it.
> What do I need to do
> in order to recompile a copy of the binary version given at the site?

Don't use the driver compiled under cygwin.
I recommend to compile it from the command line i.e type
  nmake /f win32.mak

regards,
Hiroshi Inoue