text: CREATE TABLE `port_info` (
    `port` int(11) unsigned NOT NULL,
    `pid` int(11) NOT NULL,
    `process_name` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL DEFAULT '',
    `root_dir` varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT '/',
    `user` varchar(127) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT 'root',
    `_type` varchar(127) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT 'IPv4',
    `uptime` datetime DEFAULT NULL,
    `address` varchar(63) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci DEFAULT '',
    PRIMARY KEY (`port`)
  ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='监听端口的进程信息';
  