Also, I receive a EXC_BAD_ACCESS, which leads me to believe I have a
pointer that is screwed up.
On Nov 23, 2007, at 5:37 PM, Graham Reitz wrote:
> I forgot to add:
>
> Mac OS X 10.5.1 (Leopard)
> Xcode 3.0
>
> On Nov 23, 2007, at 5:34 PM, Graham Reitz wrote:
>
>> I have an application that does the following:
>>
>> unsigned int some_db::client_id_query(std::string &client_username,
>> std::string &client_password,
>> std::string &error_msg)
>> {
>> try
>> {
>> Query client_id_query = m_connection.query();
>> client_id_query << "select client_id from clients where
>> client_user_name ="
>> << quote_only << client_username << " and
> client_password
>> ="
>> << quote_only << client_password;
>>
>> cout << "Query created\n";
>>
>> Result client_id_result = client_id_query.store();
>>
>> cout << "Result received\n";
>>
>> Row client_id_row;
>> if (client_id_row = client_id_result.at(0)) // It hangs
>> here, and eventually hard crashes.
>> {
>> return client_id_row.at(0);
>> }
>> }
>> catch (exception &e)
>> {
>> error_msg = e.what();
>> }
>> catch (...)
>> {
>> error_msg = "Unknown exception";
>> }
>> return 0;
>> }
>>
>> The output is:
>> Connected to the some database (this is from the main function)
>> Query created
>> Result received (hangs here for about 20-30 seconds and than hard
>> crashes)
>>
>> I can perform a manual query in the database using the mysql client
>> and it returns a result without issue.
>> What would cause it to hang for about 20-30 seconds at the
>> client_id_result.at(0) call?
>> If there is something fundamentally wrong with this code I would be
>> grateful for any advice.
>>
>> Thanks,
>> graham
>>
>
