[Qt-interest] could not able to open mysqlsql database
Yuvaraj R
yuvaraj at ongobiz.com
Thu Oct 1 06:47:44 CEST 2009
I could not able to run my exe with qt library dll.. even i added
mysql.dll, qsqlmysql.dll..
but i am getting errors..
path:
application-path/ maxxtel.exe
application-path/libmysql.dll
application-path/sqldrivers/qsqlmysql.dll
but i could not run my application..
Thanks
Yuvaraj R
Thanks
Yuvaraj R
2009/10/1 Mikhail Veygman <mveygman at gmail.com>
> Yuvaraj,
>
> I am not sure I understand what you mean. If you don't have server
> installed on the system then you will need connector to be installed. If you
> mean something else then please explain
>
> Regards,
> Mikhail Veygman
>
> Sep 30, 2009, в 3:20 PM, Yuvaraj R <yuvaraj at ongobiz.com> написал(а):
>
> Mikhail
>
> I got the reason
>
> it showing unknown database.. I corrected my self..
>
> If i use my application Mysql not installed systems means what shall i have
> to ?
>
>
> Thanks
>
> Yuvaraj R
>
> On Thu, Oct 1, 2009 at 12:44 AM, Yuvaraj R < <yuvaraj at ongobiz.com>
> yuvaraj at ongobiz.com> wrote:
>
>> Ok
>>
>> I agree with you.
>>
>> Even i can able to see the QMYSQL3,QMYSQL in drivers list.. but still i
>> could not able to connect with database ..
>>
>> whats wrong with me ?
>>
>> Thanks
>>
>> Yuvaraj R
>>
>>
>> On Thu, Oct 1, 2009 at 12:40 AM, Mikhail Veygman < <mveygman at gmail.com>
>> mveygman at gmail.com> wrote:
>>
>>> Not sure you need it in your .pro file.
>>>
>>> What linker is telling you is that it can't find library libqmysql to
>>> link against, which makes sense since the plugin is dynamically loaded.
>>>
>>> But then again Windows is a strange beast to me.
>>> -
>>> Regards,
>>>
>>> Mikhail Veygman
>>>
>>>
>>> -----Original Message-----
>>> From: Yuvaraj R < <yuvaraj at ongobiz.com>yuvaraj at ongobiz.com>
>>> To: Mikhail Veygman < <mveygman at gmail.com>mveygman at gmail.com>
>>> Cc: qt-interest < <qt-interest at trolltech.com>qt-interest at trolltech.com>
>>> Subject: Re: [Qt-interest] could not able to open mysqlsql database
>>> Date: Thu, 1 Oct 2009 00:31:33 +0530
>>>
>>> Sorry
>>>
>>> English is not my first language.. I didn't get u properly...
>>>
>>> But database is valid only..
>>> qDebug() << db.isValid(); //result true;
>>>
>>> Some has replied posted like this
>>>
>>> Q_IMPORT_PLUGIN(qsqlmysql)
>>>
>>> and in your .pro file:
>>>
>>> QTPLUGIN += qmysql .. is it correct.. i tried with one also
>>>
>>> But i am getting error:c:\Qt\2009.01\mingw\bin\..\lib\gcc\mingw32\3.4.5
>>> \..\..\..\..\mingw32\bin\ld.exe: cannot find -lqmysql
>>>
>>>
>>> Please help me
>>>
>>> Thanks
>>>
>>> Yuvaraj R
>>>
>>> On Thu, Oct 1, 2009 at 12:17 AM, Mikhail Veygman < <mveygman at gmail.com>
>>> mveygman at gmail.com>
>>> wrote:
>>> Ok.
>>>
>>> Can you provide:
>>>
>>> db.isValid(). Also
>>>
>>> output of mysql -h localhost -u root -proot
>>> -
>>> Regards,
>>>
>>> Mikhail Veygman
>>>
>>>
>>> -----Original Message-----
>>> From: Yuvaraj R < <yuvaraj at ongobiz.com>yuvaraj at ongobiz.com>
>>>
>>>
>>> To: Mikhail Veygman < <mveygman at gmail.com>mveygman at gmail.com>
>>> Cc: qt-interest < <qt-interest at trolltech.com>
>>> qt-interest at trolltech.com>
>>> Subject: Re: [Qt-interest] could not able to open mysqlsql
>>> database
>>> Date: Thu, 1 Oct 2009 00:04:38 +0530
>>>
>>> Thanks for your reply
>>>
>>> Nothing i got from.
>>>
>>> qDebug() << db.lastError.text();
>>>
>>>
>>> Thanks
>>>
>>> Yuvaraj R
>>>
>>>
>>>
>>>
>>>
>>> On Wed, Sep 30, 2009 at 11:58 PM, Mikhail Veygman
>>> < <mveygman at gmail.com>mveygman at gmail.com>
>>> wrote:
>>> Instead of the default SQLITE message.
>>>
>>> Get:
>>> db.lastError().text()
>>>
>>> That may clear up some things.
>>>
>>> -
>>> Regards,
>>>
>>> Mikhail Veygman
>>>
>>>
>>>
>>> -----Original Message-----
>>> From: Yuvaraj R < <yuvaraj at ongobiz.com>yuvaraj at ongobiz.com
>>> >
>>> To: qt-interest < <qt-interest at trolltech.com>
>>> qt-interest at trolltech.com>
>>> Subject: [Qt-interest] could not able to open mysqlsql
>>> database
>>> Date: Wed, 30 Sep 2009 23:34:14 +0530
>>>
>>> Hi All
>>>
>>> I could not able to open mysql database..
>>>
>>> please help me
>>>
>>> my connection code is :
>>>
>>> QSqlDatabase db = QSqlDatabase::addDatabase("QMYSQL");
>>>
>>> db.setDatabaseName("Addu");
>>>
>>> db.setHostName("localhost");
>>>
>>> db.setUserName("root");
>>>
>>> db.setPassword("root");
>>>
>>> db.setPort(3306);
>>>
>>> if (!db.open()) {
>>>
>>> QMessageBox::critical(0, qApp->tr("Cannot open
>>> database"),
>>>
>>> qApp->tr("Unable to establish a database connection.\n"
>>>
>>> "This example needs SQLite support. Please read "
>>>
>>> "the Qt SQL driver documentation for information how "
>>>
>>> "to build it.\n\n"
>>>
>>> "Click Cancel to exit."), QMessageBox::Cancel);
>>>
>>> return false;
>>>
>>> }
>>>
>>> return true;
>>>
>>> }
>>>
>>>
>>> Please help me
>>>
>>>
>>>
>>> I am struggling since last two days ..
>>>
>>>
>>> Thanks
>>>
>>>
>>> Yuvaraj R
>>>
>>>
>>>
>>>
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>>> Qt-interest mailing list
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>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>
>
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