Re: segfault in SQLSpecialColumns when table name is null string

(2012/07/16 1:40), Lionel Elie Mamane wrote:
> On Mon, Jul 16, 2012 at 12:50:40AM +0900, Hiroshi Inoue wrote:
>> (2012/07/15 14:02), Lionel Elie Mamane wrote:
>>> On Sun, Jul 15, 2012 at 06:50:27AM +0900, Hiroshi Inoue wrote:
>>>> (2012/07/10 23:27), Lionel Elie Mamane wrote:
>
>>>>> Also, the ultimate reason for this "strange thing" is that
>
>>>>>    SQLColAttribute( (SQLHANDLE) 0x1ec7850,
>>>>>                     (SQLUSMALLINT) 1,
>>>>>                     (SQLUSMALLINT) 15,
>>>>>                     (SQLPOINTER) 0x1eb2640,
>>>>>                     128,
>>>>>                     (SQLSMALLINT *) 0x7fffffff97de,
>>>>>                     NULL);
>
>>>>> where 15 == SQL_DESC_TABLE_NAME == SQL_COLUMN_TABLE_NAME
>>>>> returns (writes at 0x1eb2640) an empty string for this query:
>
>>>>>     SELECT "Num" "Numero", "data" FROM "foo"."Table1"
>
>>>> What is your environment e.g. the version of your PG server
>>>> or the version of your psqlodbc?
>
>>> On Debian GNU/Linux amd64, Debian packages.
>
>>> Client:
>>>    unixodbc     2.2.14p2-5
>>>    psqlodbc     09.01.0100
>>>    libpq5       9.1.3
>>> Server:
>>>    postgresql   9.0.6
>
>> SQLColattribute returns non null string here under Windows environment.
>> Well how are you setting odbc.ini?
>
> [PgSQL tst]
> Description             = PostgreSQL test
> Driver          = PostgreSQL Unicode
> Trace           = No
> TraceFile               =
> Database                = lobugs
> Servername              = pgsql.localdomain
> Username                =
> Password                =
> Port            = 5432
> Protocol                = 6.4
> ReadOnly                = No
> RowVersioning           = No
> ShowSystemTables                = No
> ShowOidColumn           = No
> FakeOidIndex            = No
> ConnSettings            =

Please set the following.

Protocol                = 7.4

Setting

UseServerSidePrepare    = 1

is also recommended.

regards,
Hiroshi Inoue