USE art_relations_log;; ALTER TABLE product_physical_log ADD COLUMN embargo_date DATE DEFAULT NULL AFTER end_date, ADD COLUMN pline varchar(255) NULL COMMENT 'Publishing information for the product.', ADD COLUMN meeting_notes VARCHAR(255) DEFAULT NULL, ADD COLUMN hmv_notes VARCHAR(255) DEFAULT NULL;; USE art_relations_log;; ALTER TABLE product_physical_log DROP COLUMN embargo_date, DROP COLUMN pline, DROP COLUMN meeting_notes, DROP COLUMN hmv_notes;;