separate the locations and rent_prices tables

This way it would be a bit easier to work with
and it would make more sense in the payment history.

sql/sql/setup_02_create_table.sql

@@ -130,7 +130,8 @@ if not exists (select * from sysobjects where name='rents')
     rent_date date default getdate(),
     payment_date date null,
     member_id int not null,
-    rent_price_id int not null
+    rent_price_id int not null,
+	location_id int not null
     constraint rent_pk primary key (rent_id)
     );
 
@@ -143,6 +144,7 @@ if not exists (select * from sysobjects where name='locations')
     location_name varchar(50) not null,
     city_id int not null,
     country_id int not null,
+	rent_price_id int not null
     constraint location_pk primary key (location_id)
     );
 
@@ -150,7 +152,6 @@ use marketdb;
 if not exists (select * from sysobjects where name='rent_prices')
     CREATE TABLE rent_prices (
     rent_price_id int identity not null,
-    location_id int not null,
     rent_price money not null,
     constraint rent_price_pk primary key (rent_price_id)
     );
@@ -244,11 +245,17 @@ IF OBJECT_ID('dbo.[fk_ren_rent_price_id]', 'F') IS NULL
 go
 
 use marketdb;
-IF OBJECT_ID('dbo.[fk_rpr_location_id]', 'F') IS NULL
-    ALTER TABLE rent_prices ADD CONSTRAINT fk_rpr_location_id
+IF OBJECT_ID('dbo.[fk_ren_location_id]', 'F') IS NULL
+    ALTER TABLE rents ADD CONSTRAINT fk_ren_location_id
         FOREIGN KEY (location_id) REFERENCES locations (location_id);
 go
 
+use marketdb;
+IF OBJECT_ID('dbo.[fk_location_rpr_id]', 'F') IS NULL
+    ALTER TABLE locations ADD CONSTRAINT fk_location_rpr_id
+        FOREIGN KEY (rent_price_id) REFERENCES rent_prices (rent_price_id);
+go
+
 use marketdb;
 IF OBJECT_ID('dbo.[fk_loc_city_id]', 'F') IS NULL
     ALTER TABLE locations ADD CONSTRAINT fk_loc_city_id

sql/sql/setup_03_insert_data.sql

@@ -4627,20 +4627,20 @@ values ('3946','Gruben',1),
 ('8238','Büsingen',1),
 ('9489','Schaan Log',1);
 
+use marketdb;
+insert into dbo.rent_prices (rent_price)
+values (450),
+    (500);
+
 use marketdb;
 insert into dbo.locations (streetname,
                           location_capacity,
                           location_name,
                           city_id,
-                          country_id)
-values ('Markstrasse',300,'Testmarkt',5,1),
-    ('Teststrasse',450,'Testmark2',6,1);
-
-use marketdb;
-insert into dbo.rent_prices (location_id,
-                            rent_price)
-values (1,450),
-    (2,500);
+                          country_id,
+						  rent_price_id)
+values ('Markstrasse',300,'Testmarkt',5,1,1),
+    ('Teststrasse',450,'Testmark2',6,1,2);
 
 use marketdb;
 insert into dbo.persons (salutation_id,

sql/sql/setup_04_create_views.sql

@@ -9,12 +9,12 @@ use marketdb;
 go
 
 	CREATE VIEW RentedLocations AS
-		SELECT dbo.locations.location_name,
-			dbo.locations.location_capacity,
-			dbo.rent_prices.rent_price,
-			dbo.rents.rent_date,
-			dbo.members.email_address
-		FROM dbo.members 
-			INNER JOIN	dbo.rents ON dbo.members.member_id = dbo.rents.member_id 
-			INNER JOIN dbo.rent_prices ON dbo.rents.rent_price_id = dbo.rent_prices.rent_price_id 
-			INNER JOIN dbo.locations ON dbo.rent_prices.location_id = dbo.locations.location_id
+		SELECT dbo.locations.location_name,
+			dbo.locations.location_capacity,
+			dbo.rent_prices.rent_price,
+			dbo.rents.rent_date,
+			dbo.members.email_address
+		FROM dbo.members 
+			INNER JOIN	dbo.rents ON dbo.members.member_id = dbo.rents.member_id 
+			INNER JOIN dbo.rent_prices ON dbo.rents.rent_price_id = dbo.rent_prices.rent_price_id 
+			INNER JOIN dbo.locations ON dbo.rents.location_id = dbo.locations.location_id