-- SQL table definition
-- Generated from splitting a larger SQL file
-- Table: ai_statistics_day
--

CREATE TABLE `ai_statistics_day` (
  `id` bigint NOT NULL AUTO_INCREMENT COMMENT '自增主键',
  `author_id` int NOT NULL DEFAULT '0' COMMENT '作者ID',
  `author_name` varchar(100) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci DEFAULT NULL COMMENT '作者名称',
  `channel` tinyint(1) NOT NULL DEFAULT '1' COMMENT '1=baidu|2=toutiao|3=weixin',
  `stat_date` date NOT NULL COMMENT '统计日期（天）',
  `total_submission_count` int DEFAULT '0' COMMENT '投稿量（当日总计）',
  `total_read_count` int DEFAULT '0' COMMENT '阅读量（当日总计）',
  `total_comment_count` int DEFAULT '0' COMMENT '评论量（当日总计）',
  `total_like_count` int DEFAULT '0' COMMENT '点赞量（当日总计）',
  `total_favorite_count` int DEFAULT '0' COMMENT '收藏量（当日总计）',
  `total_share_count` int DEFAULT '0' COMMENT '分享量（当日总计）',
  `avg_comment_rate` decimal(5,4) DEFAULT '0.0000' COMMENT '评论率（当日平均）',
  `avg_like_rate` decimal(5,4) DEFAULT '0.0000' COMMENT '点赞率（当日平均）',
  `avg_favorite_rate` decimal(5,4) DEFAULT '0.0000' COMMENT '收藏率（当日平均）',
  `avg_share_rate` decimal(5,4) DEFAULT '0.0000' COMMENT '分享率（当日平均）',
  `avg_slide_ratio` decimal(5,4) DEFAULT '0.0000' COMMENT '滑图占比（当日平均）',
  `total_baidu_search_volume` int DEFAULT '0' COMMENT '百度搜索量（当日总计）',
  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
  `updated_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
  PRIMARY KEY (`id`) USING BTREE,
  UNIQUE KEY `uk_stat_date` (`stat_date`,`author_id`) USING BTREE,
  KEY `idx_stat_date` (`stat_date`) USING BTREE,
  KEY `idx_author_id` (`author_id`)
) ENGINE=InnoDB AUTO_INCREMENT=41142 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci ROW_FORMAT=DYNAMIC COMMENT='AI内容每日汇总统计表';