CREATE TABLE `health`.`ufutx_s2_conversation` (
    `id` BIGINT NOT NULL AUTO_INCREMENT,
    `customer_id` BIGINT NOT NULL COMMENT '客户id',
    `session_id` VARCHAR(20) NOT NULL COMMENT 'session_id',
    `role` ENUM("user", "assistant") NOT NULL COMMENT "角色",
    `message` TEXT NOT NULL COMMENT "内容",
    `created_at` TIMESTAMP NULL DEFAULT NULL,
    `updated_at` TIMESTAMP NULL DEFAULT NULL,
    PRIMARY KEY (`id`)
) ENGINE = InnoDB COMMENT = 'crm聊天记录';