Re: Using VC2008 to store bytea, I got AppendChunk error 800a0c93

hr = m_pConnection.CreateInstance("ADODB.Connection");
sql.Format(_T("Driver=%s;Server=%s;Database=%s"),strDriver,strIP,strDBName);

strDriver is "PostgreSQL ANSI" or "PostgreSQL Unicode"

On 7/5/14, Inoue, Hiroshi <inoue(at)tpf(dot)co(dot)jp> wrote:
>
> (2014/07/04 15:35), sunpeng wrote:
>> Yea, I've set *bytea as LO* option in Page 2, but error still exists.
>> I use ADO instead of DataSource of ODBC.
>
> What's the connection string you are using in your ADO app?
>
> regards,
> Hiroshi Inoue
>>
>> peng
>>
>>
>> On Fri, Jul 4, 2014 at 11:49 AM, Inoue, Hiroshi <inoue(at)tpf(dot)co(dot)jp
>> <mailto:inoue(at)tpf(dot)co(dot)jp>> wrote:
>>
>> Are you turning on *bytea as LO* option?
>>
>> regards,
>> Hiroshi Inoue
>>
>>
>> (2014/07/04 9:58), sunpeng wrote:
>>
>> My server is pg 9.1.13 in win8 64, my client is win xp 32 bit
>> installed psqlodbc_09_01_0200.zip（ide is VS2008, vc++）.
>> When I store pic binary data to bytea (field is CapturePic)
>> using:
>> try
>> {
>> m_pRecordset->AddNew();
>> iTimes++;
>>
>> VARIANT bitdata[3];
>>
>> SAFEARRAY *psafe[3] = {NULL, NULL, NULL};
>> SAFEARRAYBOUND band[3];
>>
>> if (pFreImg != NULL && FreImgSize > 0)
>> {
>> bitdata[0].vt = VT_ARRAY | VT_UI1;
>> band[0].cElements = FreImgSize;
>> band[0].lLbound = 0;
>> psafe[0] = SafeArrayCreate(VT_UI1, 1,
>> &band[0]);
>>
>> for (long iSize = 0; iSize <
>> FreImgSize; iSize++)
>> {
>> SafeArrayPutElement(psafe[0],
>> &iSize, &pFreImg[iSize]);
>> }
>>
>>
>> bitdata[0].parray = psafe[0];
>> if (bitdata[0].parray != NULL)
>> {
>>
>>
>> m_pRecordset->GetFields()->__GetItem("CapturePic")->__AppendChunk(&bitdata[0]);
>> }
>> ...
>> m_pRecordset->Update();
>> ...
>> }catch()
>>
>> I got com_error (at line ...>AppendChunk() ),and see in
>> AppendChunk():
>> HRESULT _hr = raw_AppendChunk(data);
>> I got: hresult 800a0c93
>>
>> see
>>
>> http://tutorials.aspfaq.com/__8000xxxxx-errors/why-do-i-get-__800a0c93-errors.html
>>
>> <http://tutorials.aspfaq.com/8000xxxxx-errors/why-do-i-get-800a0c93-errors.html>
>>
>> how to resolve it?
>>
>>
>>
>> --
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>>
>