dotConnect Universal Documentation
Devart.Data.Universal Namespace / UniCommand Class / ExecuteReader Method / ExecuteReader() Method
Example

ExecuteReader() Method
Sends the CommandText to the Connection and builds a UniDataReader.
Syntax
'Declaration
 
Public Overloads Shadows Function ExecuteReader() As UniDataReader
 

Return Value

A UniDataReader object.
Example
The following example creates a UniCommand, then executes it by passing a string that is SQL SELECT statement, and a string to use to connect to the database.
public void CreateUniDataReader(string mySelectQuery,string myConnectionString)
{
  UniConnection myConnection = new UniConnection(myConnectionString);
  UniCommand myCommand = new UniCommand(mySelectQuery, myConnection);
  myCommand.Connection.Open();
  UniDataReader myReader = myCommand.ExecuteReader();
  try
  {
    while(myReader.Read())
    {
      Console.WriteLine(myReader.GetString(0));
    }
  }
  finally
  {
    myReader.Close();
    myConnection.Close();
  }
}
Public Sub CreateUniDataReader(mySelectQuery As String, _
myConnectionString As String)
  Dim myConnection As New UniConnection(myConnectionString)
  Dim myCommand As New UniCommand(mySelectQuery, myConnection)
  myCommand.Connection.Open()
  Dim myReader As UniDataReader = myCommand.ExecuteReader()
  Try
    While myReader.Read()
      Console.WriteLine(myReader.GetString(0))
    End While
  Finally
    myReader.Close()
    myConnection.Close()
  End Try
End Sub
Requirements

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

See Also