Index: /branches/comu-ver2/html/install/sql/create_table_mysql.sql
===================================================================
--- /branches/comu-ver2/html/install/sql/create_table_mysql.sql	(revision 17623)
+++ /branches/comu-ver2/html/install/sql/create_table_mysql.sql	(revision 17864)
@@ -124,6 +124,6 @@
     law_term09 text,
     law_term10 text,
-    tax numeric DEFAULT 5,
-    tax_rule smallint DEFAULT 1,
+    tax numeric NOT NULL DEFAULT 5,
+    tax_rule smallint NOT NULL DEFAULT 1,
     email01 text,
     email02 text,
@@ -134,6 +134,6 @@
     shop_name text,
     shop_kana text,
-    point_rate numeric,
-    welcome_point numeric,
+    point_rate numeric NOT NULL DEFAULT 0,
+    welcome_point numeric NOT NULL DEFAULT 0,
     update_date datetime,
     top_tpl text,
Index: /branches/comu-ver2/html/install/sql/create_table_pgsql.sql
===================================================================
--- /branches/comu-ver2/html/install/sql/create_table_pgsql.sql	(revision 17623)
+++ /branches/comu-ver2/html/install/sql/create_table_pgsql.sql	(revision 17864)
@@ -127,6 +127,6 @@
     law_term09 text,
     law_term10 text,
-    tax numeric DEFAULT 5,
-    tax_rule int2 DEFAULT 1,
+    tax numeric NOT NULL DEFAULT 5,
+    tax_rule int2 NOT NULL DEFAULT 1,
     email01 text,
     email02 text,
@@ -137,6 +137,6 @@
     shop_name text,
     shop_kana text,
-    point_rate numeric,
-    welcome_point numeric,
+    point_rate numeric NOT NULL DEFAULT 0,
+    welcome_point numeric NOT NULL DEFAULT 0,
     update_date timestamp,
     top_tpl text,