Tuesday, March 19, 2013

Using Statement to get 1 Scalar Value back from SQL


Public Function AddProductCategory( _
  ByVal newName As String, ByVal connString As String) As Integer 
    Dim newProdID As Int32 = 0
    Dim sql As String = _
     "INSERT INTO Production.ProductCategory (Name) VALUES (@Name); " _
       & "SELECT CAST(scope_identity() AS int);" 

    Using conn As New SqlConnection(connString)
        Dim cmd As New SqlCommand(sql, conn)
        cmd.Parameters.Add("@Name", SqlDbType.VarChar)
        cmd.Parameters("@Name").Value = newName
        Try
            conn.Open()
            newProdID = Convert.ToInt32(cmd.ExecuteScalar())
        Catch ex As Exception
            Console.WriteLine(ex.Message)
        End Try 
    End Using 

    Return newProdID
End Function

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