What are the benefits of using of ADO.NET in .NET 4.0?

0 Answers  

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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

1 Answers   Nimaya,

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What are the different row versions available in table?

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explain connection less and with connection?diference between data reader,data set,data adapter? can we use data reader,data set in a single application? if yes explain with simple code,if no explain?

3 Answers   Techno Labs,

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What does datareader object do?

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feature of ADO.Net

11 Answers   Wipro,

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How to enable and disable connection pooling?

0 Answers  

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What is dataset object? Explain the various objects in dataset.

0 Answers  

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Which is faster ado.net or linq?

0 Answers  

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what is sql Injection?

4 Answers   Microsoft,

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Is entity framework better than ado.net?

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Which is faster dataset or datareader?

0 Answers  

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