CREATE TABLE IF NOT EXISTS school_default_task_initialization (
  school_id varchar(64) NOT NULL,
  status varchar(16) NOT NULL,
  last_error varchar(1000) NULL,
  attempt_count int NOT NULL DEFAULT 0,
  create_time datetime NOT NULL,
  update_time datetime NOT NULL,
  PRIMARY KEY (school_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='学校默认实训任务初始化状态';