[sql]
CREATE TABLE web_user_product(  wup_web_user_id integer NOT NULL,   wup_product_id integer NOT NULL,   CONSTRAINT wup_key_1 PRIMARY KEY (wup_web_user_id, wup_product_id),   CONSTRAINT wup_fkey_1 FOREIGN KEY (wup_web_user_id) REFERENCES web_user (id) ON UPDATE CASCADE ON DELETE CASCADE,   CONSTRAINT wup_fkey_2 FOREIGN KEY (wup_product_id) REFERENCES product (id) ON UPDATE CASCADE ON DELETE CASCADE) WITH (  OIDS = FALSE);
ALTER TABLE web_user  DROP COLUMN product_id;