Re: mysql and kylix
"m_manzato" <[email protected]> Fri, 09 Aug 2002 15:14:43 -0000
| Newsgroups | gmane.comp.lang.delphi.kylix |
|---|---|
| Message-ID | <[email protected]> |
--- In KylixGroup@y..., Michael Jung <jung@c...> wrote: > At 14:30 09.08.2002 +0000, you wrote: > >--- In KylixGroup@y..., Michael Jung <jung@c...> wrote: > > > HI, > > > > > > At 07:05 09.08.2002 -0700, you wrote: > > > >Then, everything was ok, I connected to my db, I saw > > > >the tables in the commandtext property, but when > > > >running the application, when the SQLdataset really > > > >had to work, it accused the following error seemed to > > > >this: "List Index Out of Bounds (0)". > > > >Now I don't know what to do, if you have a suggestion, > > > >please tell me... it's very important > > > >Thank you > > > > > > Are you sure it is the dataset and not another component (Listbox, > >ComboBox > > > etc) ? When do you get the exception while debugging ? Is it really > >on > > > opening the dataset ? > > > > > > Can you open all data at design time without an error ? > > > > >yes, I can do everything at design time.... > >And more... I did an application from one book that i have, with all > >the details, and it accused the same error... > >It happens when the application have to do a querry to the database... > > BTW: Having the tables in the commandtext property is only a clue for > working connection, nothing else. > > Did you do a simple query application with a form, data connection, query, > NO data aware components yet, only a button. Use table, query and > clientdataset with your SQL, open one by one in the OnClick event of the > button. Does every data access component raise an exception on open ? Do > you use parameters in your query ? > > Just searching for a hint where your problem could raise from. > Yes, this application from the book that i told you, is just an application for consulting querries from the database, with a editbox to type the querry, a listbox, and a button to execute the querry typed. It doesnt use any parameter... It use only the Sqlconnection and the sqldataset components