ExecuteReader() Method

In This Topic

Sends the CommandText to the Connection and builds a UniDataReader.

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Shadows Function ExecuteReader() As UniDataReader

public new UniDataReader ExecuteReader()

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.

csharp

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();
  }
}

Visual Basic

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

Reference

UniCommand Class
UniCommand Members
Overload List
UniDataReader Class
UniConnection Class

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