Re: [INTERFACES] Can PostgreSQL be used in a C++ application
От | Roberto Joao Lopes Garcia |
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Тема | Re: [INTERFACES] Can PostgreSQL be used in a C++ application |
Дата | |
Msg-id | 3.0.5.32.19990913101559.00804100@pop.hipernet.com.br обсуждение исходный текст |
Ответ на | Can PostgreSQL be used in a C++ application ("Wenhao Meng" <wenhao_meng@hotmail.com>) |
Список | pgsql-interfaces |
At 07:01 09/09/99 -0700, you wrote: I do not have experience in C++ but I feel very confortble with C. I´m using Libpq to make WWW applications but now I have to write an application for Windows!! Most user interfaces are in C++ (MFC and Qt), so can I mix C++ (MFC or Qt) with C functions (maybe Libpq and my own functions)??? Could you give-me samples??? Thank you??? >Wenhao, > > The short answer to your question is "yes and no." The slighly longer >answer is learning how a database application goes together. > > There are three major components to a database application. From the top >down they are: > > 1.) The user interface (UI). In your case, you are using gtk+. > > 2.) The middleware. This is the glue which connects the UI to the database >engine. In your case it's C++. > > 3.) The database engine. This is where postgres resides. It is the back >end of your application and works with almost any front end and middleware. > > Plan your application so that each component is handled separately. You >can develop the postgres back end and the UI front end completely >independently of each other. Your middleware (C++ for you, C for me) is the >glue which connects the two. > >HTH, > >Rich > >Dr. Richard B. Shepard, President > > Applied Ecosystem Services, Inc. (TM) > Making environmentally-responsible mining happen. (SM) > -------------------------------- > 2404 SW 22nd Street | Troutdale, OR 97060-1247 | U.S.A. > + 1 503-667-4517 (voice) | + 1 503-667-8863 (fax) | rshepard@appl-ecosys.com > > >************ > > >
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