text: CREATE TABLE schedule_context
  (
      id          bigint not null primary key,
      schedule_id bigint,
      execution_context_id  bigint unique,
      created_at  timestamp default now(),
      updated_at  timestamp default now(),
      UNIQUE (execution_context_id),
      FOREIGN KEY (execution_context_id) references execution_context (id) ON DELETE CASCADE ON UPDATE CASCADE,
      FOREIGN KEY (schedule_id) references schedule (id) ON DELETE CASCADE ON UPDATE CASCADE
  );
  
  
  