What are the Features and disadvantages of dataset

0 Answers   Microsoft,

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Explain how to copy the contents from one table to another table and how to delete the source table in ado.net?

0 Answers  

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Which parameter of ConnectionString is used to specify the name of the database?

0 Answers  

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What is a string variable?

0 Answers  

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I loaded the dataset with a table of 10 records. One of the records is deleted from the backend, How do you check whether all the 10 records were present while updating the data(Which event and steps) and throw the exception.

2 Answers   Fulcrum Logic, Satyam,

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What is meant by ‘transaction’ in a database and what are the ‘properties of transaction’?

0 Answers  

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Explain which name space is used to get assembly details?

0 Answers  

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Difference between datareader and dataset?

26 Answers   Microsoft, Noel Infotech, Satyam, Value Labs,

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What is DataRowCollection?

0 Answers  

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What are the ado.net components?

0 Answers  

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What is the use of ADO.NET and XML web services?

0 Answers   TCS,

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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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