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What is a "self relationship"?

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  • Q You are writing code that will execute two commands, strCom1 and strCom2, within a transaction. You have written the following code. (Line numbers are for reference purposes only.) 01 Dim transMain as SqlTransaction = connMain.BeginTransaction; 02 Dim cmdMain as SqlCommand = New SqlCommand; 03 04 cmdMain.CommandText = strCom1; 05 cmdMain.ExecuteNonQuery(); 06 cmdMain.CommandText = strCom2; 07 cmdMain.ExecuteNonQuery(); 08 transMain.Commit; 09 connMain.Close; Which of the following lines of code should be placed in line 03? (Select the best choice.) A. transMain.Save; B. transMain.RollBack; C. cmdMain.Connection = connMain; D. cmdMain.Transaction = transMain;