54 lines
2.7 KiB
SQL
54 lines
2.7 KiB
SQL
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-- ============================================================
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-- 05_media.sql
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-- 素材库：媒体资源、标签
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-- 对应 proposal.md 第 6 节
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-- ============================================================
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-- -----------------------------------------------------------
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-- 6.2 素材库
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-- -----------------------------------------------------------
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CREATE TABLE IF NOT EXISTS `www_media` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`filename` VARCHAR(255) NOT NULL COMMENT '原始文件名',
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`file_path` VARCHAR(500) NOT NULL COMMENT '存储路径（相对 uploads/）',
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`file_type` VARCHAR(10) NOT NULL COMMENT '类型: image / video / file',
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`mime_type` VARCHAR(50) NOT NULL DEFAULT '' COMMENT 'MIME 类型',
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`file_size` BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '文件大小（字节）',
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`width` INT DEFAULT NULL COMMENT '图片/视频宽度（px）',
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`height` INT DEFAULT NULL COMMENT '图片/视频高度（px）',
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`category` VARCHAR(20) NOT NULL DEFAULT 'other' COMMENT '分类: product / banner / news / brand / video / document / other',
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`thumbnail_url` VARCHAR(500) NOT NULL DEFAULT '' COMMENT '缩略图路径（300px 宽）',
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`webp_url` VARCHAR(500) NOT NULL DEFAULT '' COMMENT 'WebP 版本路径（图片自动生成）',
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`ref_count` INT NOT NULL DEFAULT 0 COMMENT '引用计数',
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`created_at` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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`deleted_at` DATETIME DEFAULT NULL COMMENT '软删除时间',
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PRIMARY KEY (`id`),
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KEY `idx_category` (`category`),
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KEY `idx_filename` (`filename`),
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KEY `idx_created` (`created_at`),
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KEY `idx_deleted` (`deleted_at`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
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COMMENT='素材库';
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-- -----------------------------------------------------------
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-- 素材标签
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-- -----------------------------------------------------------
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CREATE TABLE IF NOT EXISTS `www_media_tags` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`tag_name` VARCHAR(50) NOT NULL COMMENT '标签名',
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_tag_name` (`tag_name`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
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COMMENT='素材标签';
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-- -----------------------------------------------------------
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-- 素材-标签多对多关联
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-- -----------------------------------------------------------
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CREATE TABLE IF NOT EXISTS `www_media_tag_map` (
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`media_id` BIGINT UNSIGNED NOT NULL,
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`tag_id` BIGINT UNSIGNED NOT NULL,
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PRIMARY KEY (`media_id`, `tag_id`),
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KEY `idx_tag` (`tag_id`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
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COMMENT='素材-标签关联';
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