drop table admin_logs;

CREATE TABLE `admin_logs`
(
    `id`             bigint(20) unsigned NOT NULL AUTO_INCREMENT,
    `admin_id`       int(11) NOT NULL DEFAULT '0' COMMENT '管理员ID',
    `module`         varchar(32) COLLATE utf8mb4_unicode_ci  NOT NULL DEFAULT '' COMMENT '模块',
    `title`          varchar(32) COLLATE utf8mb4_unicode_ci  NOT NULL DEFAULT '' COMMENT '请求方法标题',
    `opt`            int(2) NOT NULL DEFAULT '0' COMMENT '操作指令（0其它 1新增 2修改 3删除 4登录 5退出登录）',
    `method`         varchar(100) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '' COMMENT '请求方法',
    `request_method` varchar(10) COLLATE utf8mb4_unicode_ci  NOT NULL DEFAULT '' COMMENT '请求方式POST,GET,PUT,DELETE',
    `url`            varchar(266) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '' COMMENT '请求URL',
    `param`          mediumtext COLLATE utf8mb4_unicode_ci COMMENT '请求参数',
    `result`         mediumtext COLLATE utf8mb4_unicode_ci COMMENT '返回参数',
    `ip`             varchar(45) COLLATE utf8mb4_unicode_ci  NOT NULL DEFAULT '' COMMENT 'ip',
    `ip_area`        varchar(32) COLLATE utf8mb4_unicode_ci  NOT NULL DEFAULT '' COMMENT '地址',
    `error_msg`      mediumtext COLLATE utf8mb4_unicode_ci COMMENT '错误消息',
    `created_at`     timestamp NULL DEFAULT NULL,
    PRIMARY KEY (`id`),
    KEY              `a_m_o` (`admin_id`,`module`,`opt`)
) ENGINE=InnoDB AUTO_INCREMENT=515 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE `course_attachment`
(
    `id`         int(11) unsigned NOT NULL AUTO_INCREMENT,
    `course_id`  int(11) NOT NULL DEFAULT '0' COMMENT '课程ID',
    `sort`       int(11) NOT NULL DEFAULT '0' COMMENT '升序',
    `title`      varchar(255) NOT NULL DEFAULT '' COMMENT '附件名',
    `type`       varchar(20)  NOT NULL DEFAULT '' COMMENT '附件类型',
    `rid`        int(11) NOT NULL DEFAULT '0' COMMENT '资源id',
    `created_at` timestamp    NOT NULL DEFAULT CURRENT_TIMESTAMP,
    PRIMARY KEY (`id`),
    KEY          `course_id` (`course_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE `course_attachment_download_log`
(
    `id`                    int(11) unsigned NOT NULL AUTO_INCREMENT,
    `user_id`               int(11) NOT NULL DEFAULT '0' COMMENT '学员ID',
    `course_id`             int(11) NOT NULL DEFAULT '0' COMMENT '课程ID',
    `title`                 varchar(255) NOT NULL DEFAULT '' COMMENT '课程标题',
    `courser_attachment_id` int(11) NOT NULL DEFAULT '0' COMMENT '课程附件id',
    `rid`                   int(11) NOT NULL DEFAULT '0' COMMENT '资源id',
    `ip`                    varchar(45)  NOT NULL DEFAULT '' COMMENT '下载ip',
    `created_at`            timestamp    NOT NULL DEFAULT CURRENT_TIMESTAMP,
    PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;