Re: BUG #5056: SQLDescribeColW for function returning a result set incorrectly setting sql_nullable

On Mon, Sep 14, 2009 at 10:40 PM, the6campbells <the6campbells(at)gmail(dot)com> wrote:
>
> The following bug has been logged online:
>
> Bug reference:      5056
> Logged by:          the6campbells
> Email address:      the6campbells(at)gmail(dot)com
> PostgreSQL version: 8.4.1
> Operating system:   windows
> Description:        SQLDescribeColW for function returning a result set
> incorrectly setting sql_nullable
> Details:
>
> create table TSET1 (RNUM integer not null, C1 integer, C2 char(3));
>
> create function PRES ( )
> returns setof TSET1 as
> '
>  select RNUM, C1, C2 from TSET1;
> '  LANGUAGE 'sql'
> ;
>
> in ODBC test sqlPrepare { call pres } then describe the columns. first
> column should be SQL_NO_NULLS not NULLABLE.
>
> Describe Column All:
>                                                        icol, szColName, *pcbColName, *pfSqlType, *pcbColDef, *pibScale,
> *pfNullable
>                                                                                1, rnum, 4, SQL_INTEGER=4, 10, 0, SQL_NULLABLE=1
>                                                                                        2, c1, 2, SQL_INTEGER=4, 10, 0, SQL_NULLABLE=1
>                                                                                        3, c2, 2, SQL_WCHAR=-8, 3, 0, SQL_NULLABLE=1

I think you may want to try here, for both this and your previous bug report.

pgsql-odbc(at)postgresql(dot)org
http://archives.postgresql.org/pgsql-odbc/

...Robert