BEGIN; -- Drop indexes DROP INDEX IF EXISTS idx_users_email; DROP INDEX IF EXISTS idx_user_department_user_id; DROP INDEX IF EXISTS idx_user_department_department_id; DROP INDEX IF EXISTS idx_letter_outgoing_recipients_user_id; DROP INDEX IF EXISTS idx_letter_outgoing_recipients_letter_id; DROP INDEX IF EXISTS idx_letters_outgoing_status; DROP INDEX IF EXISTS idx_letters_outgoing_deleted_at; DROP INDEX IF EXISTS idx_letters_incoming_status; DROP INDEX IF EXISTS idx_letters_incoming_deleted_at; DROP INDEX IF EXISTS idx_letter_incoming_recipients_dept_id; DROP INDEX IF EXISTS idx_letter_incoming_recipients_user_id; COMMIT;