Hello, I have a Datatable in my project and i am send sql string. later he is fill my datatable. How i know if they put in ther a data? I try to ask: if (dt != null) OR if (dt.Rows[0] != null) Thank you.

I cant not. Giva example if you cant. thanks.

Like This? That not work. int CheckValue=da.Fill(ds); if (CheckValue ==0) { cb1.Checked = false; } else { cb1.Checked = true; }

Hello, I have a SQL query,and i want to check if i get a information from the query,BUT not to show the result for user. I'm using on DataSet/DataTable. Someone know how i do that? thanks.

I am writing in-c # deal with OLEDB..

Hello, please I wanted to know how I change the titles on-DATAGRIDVIEW? Thank you very much.

Hello, I do try to update my form but I can not, I would be happy if someone would give me an example of the update query. Thank you very much.