What is the use of Dataview?
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What are the steps in connecting to database?
What is the difference between data reader and data adapter?
How to enable and disable connection pooling?
Diff. b/w DataReader and DataSet?
how to keep track of index in listbox items.
What is dataset and tell about its features. What are equivalent methods of previous, next etc. Of ADO in ADO.NET ?
How to read data with the sqldatareader ?
Explain ado.net features?
what is Sql Native Client?
Data reader read and forward only, how is it possible to get 2 tables of data at a time?
OleDbDataAdapter ole=new OleDbDataAdapter(new OleDbCommand ("select * from login",oleDbConnection1)); OleDbCommandBuilder cmd=new OleDbCommandBuilder(ole); ole.Fill(dataSet11,"login"); DataRow drow=dataSet11.Tables ["login"].NewRow(); drow[0]=textBox1.Text; drow[1]=textBox2.Text; drow[2]=textBox3.Text; dataSet11.Tables["login"].Rows.Add (drow); ole.UpdateCommand=cmd.GetUpdateCommand(); ole.Update(dataSet11,"login"); MessageBox.Show("one row added"); this gives exception.how to solve it
Is ado.net dead?