What is full form of ado?

0 Answers  

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Define connection string?

0 Answers  

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What is the difference between executenonquery () and executescalar ()?

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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Features and disadvantages of dataset?

2 Answers   CarrizalSoft Technologies, Infosys, Microsoft, Sampath Software,

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Why do we need ado.net?

0 Answers  

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How do you sort the data in datagrid?

4 Answers   Choice Solutions,

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Which is faster datareader or dataadapter?

0 Answers  

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What is execute scalar in ado.net?

0 Answers  

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If we are not returning any records from the database, which method is to be used?

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once data is fetched into dataset connection gets closed. but in datareader connection is always maintained...then why datareader is fast and mainly recommended ?

2 Answers  

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How does ado.net work?

0 Answers  

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