CREATE TABLE `service_ai_file`
(
    `id`           bigint   NOT NULL,
    `filename`     varchar(500)      DEFAULT NULL,
    `size`         bigint            DEFAULT NULL,
    `md5`          varchar(100)      DEFAULT NULL,
    `path`         varchar(500)      DEFAULT NULL,
    `type`         varchar(50)       DEFAULT NULL,
    `created_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
    PRIMARY KEY (`id`)
) DEFAULT CHARSET = utf8mb4;