What are dataproviders?
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What is azure ado?
Which control of the BindingNavigator returns the current position within the data source?
What is difference between sqldatareader and sqldataadapter?
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
What is DataRowCollection?
describe about the ado.net object model
What is the use of data grid?
What is variable view?
What is the difference in an abstract class and an interface?
What is dbcontext and dbset in entity framework?
What is the default timeout specified for "sqlcommand.commandtimeout" property?
What is ado and dao?
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