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Devart.Data.PostgreSql Namespace / PgSqlDataReader Class / GetGuid Method / GetGuid(Int32) Method
Example

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GetGuid(Int32) Method
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Gets the value of the specified column as a universally unique identifier (UUID).
Syntax
'Declaration
 
Public Overloads Overrides Function GetGuid( _
   ByVal i As Integer _
) As Guid
 

Parameters

i

Return Value

The value of the specified column.
Example
static void GetMyGuid(PgSqlConnection myConnection) {
  PgSqlCommand cmd = new PgSqlCommand("SELECT * FROM Test.AllTypes");
  cmd.Connection = myConnection;
  myConnection.Open();
  try {
    PgSqlDataReader reader = cmd.ExecuteReader();
    reader.Read();
    Guid recievedGuid = reader.GetGuid(reader.GetOrdinal("GuidCol"));
    reader.Close();
  }
  finally {
    myConnection.Close();
  }
}
Shared Sub GetMyGuid(ByVal myConnection As PgSqlConnection)
  Dim cmd As New PgSqlCommand("SELECT * FROM Test.AllTypes")
  cmd.Connection = myConnection
  myConnection.Open()
  Try
    Dim reader As PgSqlDataReader = cmd.ExecuteReader
    reader.Read()
    Dim recievedGuid As Guid = reader.GetGuid(reader.GetOrdinal("GuidCol"))
    reader.Close()
  Finally
    myConnection.Close()
  End Try
End Sub
See Also