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Re: Access violation (0xC0000005) in PSQLODBC35W.DLL when calling SQLDescribeColW

From: Adrien de Croy <adrien(at)qbik(dot)com>
To: Hiroshi Inoue <inoue(at)tpf(dot)co(dot)jp>
Cc: "pgsql-odbc(at)postgresql(dot)org" <pgsql-odbc(at)postgresql(dot)org>
Subject: Re: Access violation (0xC0000005) in PSQLODBC35W.DLL when calling SQLDescribeColW
Date: 2010-11-10 01:40:30
Message-ID: (view raw or whole thread)
Lists: pgsql-odbc
Hi Hiroshi

this build has another problem

::SQLTables no longer returns the table name at all (empty string).

So I can't test any further, since I require this for all my startup 
code, type retrieval etc (for a column of a table def).



On 5/11/2010 9:53 p.m., Hiroshi Inoue wrote:
> Hi、
> (2010/11/05 7:44), Adrien de Croy wrote:
>> Hi all
>> I'm getting an access violation from within SQLDescribeColW when I'm
>> getting the result scheme from a query.
> Hmm I may have introduced a bug in 9.0.0200.
> Could you please try the drivers on testing for 9.0.0201 at
> ?
> regards,
> Hiroshi Inoue
>> the query is pretty simple:
>> SELECT count(*) as folder_files, sum(file_size) as folder_size,
>> sum(disk_use) as folder_size_disk, folder_id from cache_index where
>> volume_id = %u group by folder_id
>> SQLExecute returns OK
>> SQLNumResultCols returns 4 columns as expected
>> the SQLDescribeColW blows up when calling with column #2, corresponding
>> to sum(file_size). file_size is a bigint field. There are only 5
>> records, and the sum of the file_size is under 1MB. So shouldn't be any
>> bigint overflow or something.
>> I used to use a double precision and it worked fine, then I figured out
>> how to store into a bigint field and now this happens every time I do
>> this query if there are any records in the table. If there are no
>> records it's fine.
>> Regards
>> Adrien de Croy

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Next:From: Adrien de CroyDate: 2010-11-10 01:48:29
Subject: Re: Access violation (0xC0000005) in PSQLODBC35W.DLL when calling SQLDescribeColW
Previous:From: Hiroshi InoueDate: 2010-11-05 19:20:03
Subject: Re: i have problem with

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