Index: branches/version-2_5-dev/data/class/SC_Product.php
===================================================================
--- branches/version-2_5-dev/data/class/SC_Product.php	(revision 18820)
+++ branches/version-2_5-dev/data/class/SC_Product.php	(revision 18821)
@@ -371,5 +371,8 @@
             $whereCause = " WHERE " . $where;
         }
-
+        /*
+         * point_rate は商品規格(dtb_products_class)ごとに保持しているが,
+         * 商品(dtb_products)ごとの設定なので MAX のみを取得する.
+         */
         $sql = <<< __EOS__
             (
@@ -436,4 +439,5 @@
                     T4.stock_unlimited_min,
                     T4.stock_unlimited_max,
+                    T4.point_rate,
                     T4.class_count
                FROM dtb_products
@@ -450,4 +454,5 @@
                               MIN(stock_unlimited) AS stock_unlimited_min,
                               MAX(stock_unlimited) AS stock_unlimited_max,
+                              MAX(point_rate) AS point_rate,
                               COUNT(*) as class_count
                          FROM dtb_products_class