convert ASP VBScript SQL to ASP.NET(C#)SQL~

Question

i know the SqlStatement can convert to  "SELECT TODAY " + "From" + g.OdsPROD_DB + ".ETL_BUSDATE";

 

but i dont understand the meaning behind that SqlStatement.

 

Can anyone help convert the following SqlStatement. .... ORZ

 

Much appreciated.
Vivian

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SqlStatement = "Select TODAY " & _
               "From " & Application("odsPROD_DB") & ".ETL_BUSDATE"
Set Rs = Conn.Execute(SqlStatement)
If Not Rs.Eof Then
  DataDate = Left(Rs("TODAY"), 6)
Else
  DataDate = Right("0000" & Year(Now()), 4) & Right("00" & Month(Now()))
End If
For I = 0 To 3
  QueryDate = DateAdd("m", I * -1, Left(DataDate, 4) & "/" & Right(DataDate, 2) & "/01")
  If I = 0 Then