-- ******************************************************************
-- 表 kku_activity_user__data 的创建SQL
-- 对应的Model: App\Module\Activity\Models\UserActivityData
-- 警告: 此文件由系统自动生成，禁止修改！
-- ******************************************************************

CREATE TABLE `kku_activity_user__data` (
  `id` bigint NOT NULL AUTO_INCREMENT,
  `user_id` bigint NOT NULL COMMENT '用户ID',
  `activity_id` bigint NOT NULL COMMENT '活动ID',
  `progress` int DEFAULT '0' COMMENT '活动进度',
  `progress_data` json DEFAULT NULL COMMENT '详细进度数据',
  `last_update` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (`id`) USING BTREE,
  KEY `idx_user_id` (`user_id`) USING BTREE,
  KEY `idx_activity_id` (`activity_id`) USING BTREE,
  KEY `idx_user_activity` (`user_id`,`activity_id`) USING BTREE,
  KEY `idx_activity_progress` (`activity_id`,`progress`) USING BTREE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='用户活动数据表';