In addition to what Martin posted, you can post Firebird specific questions in yahoo group and Firebird forums:
http://groups.yahoo.com/firebird-support
http://forums.devshed.com/
http://www.tek-tips.com



>Thanks Martin,
>
>I did what you said me and now my firebird database connection is ok! Could you help me more one time? I am seeking for a good help about SQL commands in Interbase/Firebird database. Do you know some help?
>
>I really appreciate your help. Thanks again,
>
>Adionei