CREATE TABLE persons_old ( person_id TEXT NOT NULL PRIMARY KEY, name TEXT NOT NULL, created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, edited_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_used_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_played_at TIMESTAMP ); CREATE TABLE roles_old ( role_id TEXT NOT NULL PRIMARY KEY, name TEXT NOT NULL, created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, edited_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_used_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ); CREATE TABLE instruments_old ( instrument_id TEXT NOT NULL PRIMARY KEY, name TEXT NOT NULL, created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, edited_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_used_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_played_at TIMESTAMP ); CREATE TABLE works_old ( work_id TEXT NOT NULL PRIMARY KEY, parent_work_id TEXT REFERENCES works(work_id), sequence_number INTEGER, name TEXT NOT NULL, created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, edited_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_used_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_played_at TIMESTAMP ); CREATE TABLE ensembles_old ( ensemble_id TEXT NOT NULL PRIMARY KEY, name TEXT NOT NULL, created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, edited_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_used_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_played_at TIMESTAMP ); CREATE TABLE recordings_old ( recording_id TEXT NOT NULL PRIMARY KEY, work_id TEXT NOT NULL REFERENCES works(work_id), year INTEGER, created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, edited_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_used_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, last_played_at TIMESTAMP ); INSERT INTO persons_old ( person_id, name, created_at, edited_at, last_used_at, last_played_at ) SELECT person_id, name, created_at, edited_at, last_used_at, last_played_at FROM persons; DROP TABLE persons; ALTER TABLE persons_old RENAME TO persons; INSERT INTO roles_old ( role_id, name, created_at, edited_at, last_used_at ) SELECT role_id, name, created_at, edited_at, last_used_at FROM roles; DROP TABLE roles; ALTER TABLE roles_old RENAME TO roles; INSERT INTO instruments_old ( instrument_id, name, created_at, edited_at, last_used_at, last_played_at ) SELECT instrument_id, name, created_at, edited_at, last_used_at, last_played_at FROM instruments; DROP TABLE instruments; ALTER TABLE instruments_old RENAME TO instruments; INSERT INTO works_old ( work_id, parent_work_id, sequence_number, name, created_at, edited_at, last_used_at, last_played_at ) SELECT work_id, parent_work_id, sequence_number, name, created_at, edited_at, last_used_at, last_played_at FROM works; DROP TABLE works; ALTER TABLE works_old RENAME TO works; INSERT INTO ensembles_old ( ensemble_id, name, created_at, edited_at, last_used_at, last_played_at ) SELECT ensemble_id, name, created_at, edited_at, last_used_at, last_played_at FROM ensembles; DROP TABLE ensembles; ALTER TABLE ensembles_old RENAME TO ensembles; INSERT INTO recordings_old ( recording_id, work_id, year, created_at, edited_at, last_used_at, last_played_at ) SELECT recording_id, work_id, year, created_at, edited_at, last_used_at, last_played_at FROM recordings; DROP TABLE recordings; ALTER TABLE recordings_old RENAME TO recordings;