teaser images for collections

migrations/000.202.sql

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+-- P5-5256 add designer teaser images
+
+ALTER TABLE collections DROP CONSTRAINT IF EXISTS wallpaper_image_fk;
+ALTER TABLE collections DROP CONSTRAINT IF EXISTS canvas_image_fk;
+ALTER TABLE collections DROP CONSTRAINT IF EXISTS poster_image_fk;
+ALTER TABLE collections DROP CONSTRAINT IF EXISTS framed_print_image_fk;
+
+ALTER TABLE collections
+  DROP COLUMN IF EXISTS wallpaper_image_id,
+  DROP COLUMN IF EXISTS canvas_image_id,
+  DROP COLUMN IF EXISTS poster_image_id,
+  DROP COLUMN IF EXISTS framed_print_image_id;
+
+ALTER TABLE collections ADD COLUMN wallpaper_image_id INTEGER,
+    ADD COLUMN canvas_image_id INTEGER,
+    ADD COLUMN poster_image_id INTEGER,
+    ADD COLUMN framed_print_image_id INTEGER;
+
+ALTER TABLE collections
+    ADD CONSTRAINT wallpaper_image_fk
+    FOREIGN KEY (wallpaper_image_id)
+    REFERENCES teaser_images(id) MATCH SIMPLE
+    ON DELETE SET NULL;
+
+ALTER TABLE collections
+    ADD CONSTRAINT canvas_image_fk
+    FOREIGN KEY (canvas_image_id)
+    REFERENCES teaser_images(id) MATCH SIMPLE
+    ON DELETE SET NULL;
+
+ALTER TABLE collections
+    ADD CONSTRAINT poster_image_fk
+    FOREIGN KEY (poster_image_id)
+    REFERENCES teaser_images(id) MATCH SIMPLE
+    ON DELETE SET NULL;
+
+ALTER TABLE collections
+    ADD CONSTRAINT framed_print_image_fk
+    FOREIGN KEY (framed_print_image_id)
+    REFERENCES teaser_images(id) MATCH SIMPLE
+    ON DELETE SET NULL;