'Declaration Public Overrides ReadOnly Property HasRows As Boolean
public override bool HasRows {get;}
'Declaration Public Overrides ReadOnly Property HasRows As Boolean
public override bool HasRows {get;}
public void FetchResults(SqlConnection myConnection) { SqlCommand cmd = new SqlCommand("SELECT * FROM Test.Dept"); cmd.FetchSize = 100; cmd.Connection = myConnection; myConnection.Open(); try { SqlDataReader reader = cmd.ExecuteReader(); if (reader.HasRows) { while (reader.Read()) { for (int i=0;i<reader.FieldCount;i++) { Console.Write("\t"+reader[i]); } Console.WriteLine(); } } else { Console.WriteLine("No rows detected."); } } finally { myConnection.Close(); } }
Public Sub FetchResults(ByVal myConnection As SqlConnection) Dim cmd As SqlCommand = New SqlCommand("SELECT * FROM Test.Dept") cmd.FetchSize = 100 cmd.Connection = myConnection myConnection.Open() Try Dim reader As SqlDataReader = cmd.ExecuteReader() If reader.HasRows Then While reader.Read() Dim i For i = 0 To reader.FieldCount - 1 Console.Write(String.Concat(" ", reader(i))) Next i Console.WriteLine() End While Else Console.WriteLine("No rows detected.") End If Finally myConnection.Close() End Try End Sub
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2