完成知识库模块
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# 知识库数据库表创建说明
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## 创建步骤
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### 方法1:执行独立的 SQL 文件(推荐)
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```bash
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# 在 MySQL 中执行
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mysql -u root -p your_database < server/database/create_knowledge_tables.sql
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```
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### 方法2:手动执行 SQL
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```sql
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-- 1. 进入 MySQL
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mysql -u root -p your_database
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-- 2. 执行 SQL 脚本
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SOURCE server/database/create_knowledge_tables.sql;
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```
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### 方法3:在 MySQL 客户端中复制粘贴
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直接打开 `server/database/create_knowledge_tables.sql` 文件,复制所有内容,在 MySQL 客户端中执行。
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## 创建的表
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1. **yz_knowledge_category** - 知识库分类表
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2. **yz_knowledge_tags** - 知识库标签表
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3. **yz_knowledge** - 知识库内容表
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## 默认数据
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- 5 个分类:技术文档、产品手册、用户指南、常见问题、API文档
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- 8 个标签:Vue、React、TypeScript、Element Plus、Vue Router、Pinia、Go、Python
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## 验证创建
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```sql
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-- 查看所有知识库相关表
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SHOW TABLES LIKE 'yz_knowledge%';
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-- 查看知识库表结构
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DESC yz_knowledge;
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-- 查看数据
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SELECT * FROM yz_knowledge;
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SELECT * FROM yz_knowledge_category;
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SELECT * FROM yz_knowledge_tags;
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```
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## 如果表已存在
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如果想重新创建表(会清空现有数据):
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```sql
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DROP TABLE IF EXISTS yz_knowledge_favorites;
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DROP TABLE IF EXISTS yz_knowledge;
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DROP TABLE IF EXISTS yz_knowledge_tags;
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DROP TABLE IF EXISTS yz_knowledge_category;
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```
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然后再执行创建脚本。
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@@ -162,13 +162,108 @@ INSERT INTO yz_menus (name, path, parent_id, icon, `order`, status, component_pa
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('系统设置', '/settings', 0, 'fa-solid fa-gear', 99, 1, '@/views/settings/index.vue', 1, '系统参数设置'),
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('应用管理', '/apps', 0, 'fa-solid fa-gear', 4, 1, null, 2, '应用管理功能模块'),
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('文件管理', '/system/files', 2, 'fa-solid fa-folder', 3, 1, '@/views/system/files/index.vue', 1, '文件管理系统'),
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('租户管理', '/system/tenant', 2, 'fas fa-user-friends', 2, 1, '@/views/system/tenant/index.vue', 1, '租户管理'),
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('用户管理', '/system/users', 2, 'fa-solid fa-user', 1, 1, '@/views/system/users/index.vue', 1, '用户信息管理'),
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('角色管理', '/system/roles', 2, 'fa-solid fa-user-tag', 2, 1, '@/views/system/roles/index.vue', 1, '角色权限管理'),
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('权限管理', '/system/permissions', 2, 'fa-solid fa-key', 2, 1, '@/views/system/permissions/index.vue', 1, '权限管理'),
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('菜单管理', '/system/menus', 2, 'fa-solid fa-bars-progress', 2, 1, '@/views/system/menus/manager.vue', 1, '菜单权限管理'),
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('程序管理', '/system/programs', 2, 'fa-solid fa-grip', 3, 1, '@/views/system/programs/index.vue', 1, '程序功能管理'),
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('知识库', '/apps/knowledge', 4, 'fa-solid fa-book', 1, 1, '@/views/apps/knowledge/index.vue', 1, '知识库管理'),
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('编辑', '/apps/knowledge/edit', 11, '', 1, 1, '@/views/apps/knowledge/components/edit.vue', 1, '知识库编辑'),
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('详情', '/apps/knowledge/detail', 11, '', 1, 1, '@/views/apps/knowledge/components/detail.vue', 1, '知识库详情');
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-- =============================================
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-- 4. 知识库相关表
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-- =============================================
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-- 创建知识库分类表
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CREATE TABLE IF NOT EXISTS yz_knowledge_category (
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category_id INT PRIMARY KEY AUTO_INCREMENT COMMENT '分类ID',
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category_name VARCHAR(100) NOT NULL COMMENT '分类名称',
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category_desc VARCHAR(500) DEFAULT NULL COMMENT '分类描述',
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parent_id INT DEFAULT 0 COMMENT '父分类ID,0表示顶级分类',
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sort_order INT DEFAULT 0 COMMENT '排序序号',
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create_time DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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update_time DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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INDEX idx_parent_id (parent_id),
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INDEX idx_sort_order (sort_order)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库分类表';
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-- 创建知识库标签表
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CREATE TABLE IF NOT EXISTS yz_knowledge_tags (
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tag_id INT PRIMARY KEY AUTO_INCREMENT COMMENT '标签ID',
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tag_name VARCHAR(50) NOT NULL COMMENT '标签名称',
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tag_color VARCHAR(20) DEFAULT NULL COMMENT '标签颜色',
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usage_count INT DEFAULT 0 COMMENT '使用次数',
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create_time DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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update_time DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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UNIQUE KEY uk_tag_name (tag_name),
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INDEX idx_usage_count (usage_count)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库标签表';
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-- 创建知识库内容表
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CREATE TABLE IF NOT EXISTS yz_knowledge (
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knowledge_id INT PRIMARY KEY AUTO_INCREMENT COMMENT '知识ID',
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title VARCHAR(200) NOT NULL COMMENT '标题',
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category_id INT DEFAULT NULL COMMENT '分类ID',
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tags TEXT COMMENT '标签JSON数组,存储标签名称',
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author VARCHAR(50) NOT NULL COMMENT '作者',
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content LONGTEXT COMMENT '正文内容(富文本)',
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summary VARCHAR(500) DEFAULT NULL COMMENT '摘要',
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cover_url VARCHAR(500) DEFAULT NULL COMMENT '封面图片URL',
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status TINYINT DEFAULT 0 COMMENT '状态:0-草稿,1-已发布,2-已归档',
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view_count INT DEFAULT 0 COMMENT '查看次数',
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like_count INT DEFAULT 0 COMMENT '点赞数',
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is_recommend TINYINT DEFAULT 0 COMMENT '是否推荐:0-否,1-是',
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is_top TINYINT DEFAULT 0 COMMENT '是否置顶:0-否,1-是',
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create_time DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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update_time DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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create_by VARCHAR(50) DEFAULT NULL COMMENT '创建人',
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update_by VARCHAR(50) DEFAULT NULL COMMENT '更新人',
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INDEX idx_category_id (category_id),
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INDEX idx_author (author),
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INDEX idx_title (title),
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INDEX idx_status (status),
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INDEX idx_create_time (create_time),
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INDEX idx_view_count (view_count),
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INDEX idx_is_recommend (is_recommend),
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INDEX idx_is_top (is_top)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库内容表';
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-- 创建知识库收藏表
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CREATE TABLE IF NOT EXISTS yz_knowledge_favorites (
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favorite_id INT PRIMARY KEY AUTO_INCREMENT COMMENT '收藏ID',
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knowledge_id INT NOT NULL COMMENT '知识ID',
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user_id INT NOT NULL COMMENT '用户ID',
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create_time DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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UNIQUE KEY uk_knowledge_user (knowledge_id, user_id),
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INDEX idx_user_id (user_id),
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CONSTRAINT yz_fk_fav_knowledge FOREIGN KEY (knowledge_id) REFERENCES yz_knowledge (knowledge_id) ON DELETE CASCADE,
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CONSTRAINT yz_fk_fav_user FOREIGN KEY (user_id) REFERENCES yz_users (id) ON DELETE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库收藏表';
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-- 插入默认知识库分类
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INSERT INTO yz_knowledge_category (category_name, category_desc, parent_id, sort_order) VALUES
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('技术文档', '技术相关的文档资料', 0, 1),
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('产品手册', '产品使用手册和说明', 0, 2),
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('用户指南', '用户操作指南和教程', 0, 3),
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('常见问题', '常见问题解答', 0, 4),
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('API文档', 'API接口文档', 0, 5),
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('Vue', 'Vue框架相关', 1, 101),
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('React', 'React框架相关', 1, 102),
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('Go', 'Go语言相关', 1, 103);
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-- 插入默认知识库标签
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INSERT INTO yz_knowledge_tags (tag_name, tag_color, usage_count) VALUES
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('Vue', '#4CAF50', 0),
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('React', '#42A5F5', 0),
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('TypeScript', '#3178C6', 0),
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('Element Plus', '#409EFF', 0),
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('Vue Router', '#4FC08D', 0),
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('Pinia', '#FFD54F', 0),
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('Go', '#00ADD8', 0),
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('Python', '#3776AB', 0);
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-- 插入默认程序分类
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INSERT INTO yz_program_category (category_name, category_desc, parent_id, sort_order) VALUES
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('办公软件', '办公相关程序', 0, 1),
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# 知识库分类联查更新说明
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## 更新内容
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本次更新将 `yz_knowledge` 表中的 `category_name` 字段移除,改为通过联查获取分类名称。
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## 数据库变更
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### 移除的字段
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从 `yz_knowledge` 表中移除 `category_name` 字段:
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```sql
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ALTER TABLE `yz_knowledge` DROP COLUMN `category_name`;
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```
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### 更新后的表结构
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`yz_knowledge` 表现在只保留 `category_id` 字段,通过 `LEFT JOIN` 联查 `yz_knowledge_category` 表获取分类名称:
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```sql
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SELECT k.*, c.category_name
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FROM yz_knowledge k
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LEFT JOIN yz_knowledge_category c ON k.category_id = c.category_id
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WHERE k.knowledge_id = ?
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```
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## Go 代码变更
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### server/models/knowledge.go
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1. **Knowledge 结构体**:
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- `CategoryName` 字段的 ORM 标签改为 `orm:"-"`,表示不在数据库中存储
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- 从联查结果中获取分类名称
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2. **GetKnowledgeById 方法**:
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- 使用 `LEFT JOIN` 联查获取分类名称
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- 使用原生 SQL 查询替代 ORM 查询
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3. **GetAllKnowledge 方法**:
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- 使用原生 SQL 查询进行联查
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- 支持分页、状态筛选、分类筛选、关键词搜索
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4. **UpdateKnowledge 方法**:
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- 移除了对 `category_name` 字段的更新操作
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- 只更新 `category_id` 字段
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## 前端代码变更
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### front/src/views/apps/knowledge/components/detail.vue
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- 将 `categoryName` 映射到显示用的 `category` 字段
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- 添加 `parseTags` 方法解析标签数组
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### front/src/views/apps/knowledge/components/edit.vue
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- 接收数据时使用 `data.categoryName` 获取分类名称
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- 提交数据时不需要传递 `categoryName`,只传递 `category_id`
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## 使用说明
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### 创建知识记录
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创建知识记录时,只传递 `category_id`:
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```javascript
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{
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title: "标题",
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category_id: 1, // 只需传递分类ID
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// category_name 不需要传递,后台会从联查获取
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}
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```
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### 获取知识详情
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获取知识详情时,会自动联查获取 `category_name`:
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```javascript
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{
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id: 1,
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title: "标题",
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category_id: 1,
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category_name: "技术文档", // 从联查获取
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}
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```
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## 优势
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1. **数据冗余消除**:分类名称不再冗余存储
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2. **数据一致性**:分类名称始终与分类表保持一致
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3. **易于维护**:修改分类名称时,所有知识的分类名称都会自动更新
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## 注意事项
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1. 确保 `yz_knowledge_category` 表存在并包含必要的分类数据
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2. 所有知识记录的 `category_id` 必须存在于 `yz_knowledge_category` 表中
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3. 如果某个知识没有分类(`category_id` 为 NULL),联查返回的 `category_name` 将为 NULL
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-- 创建知识库分类表
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CREATE TABLE `yz_knowledge_category` (
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`category_id` INT NOT NULL AUTO_INCREMENT COMMENT '分类ID',
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`category_name` VARCHAR(100) NOT NULL COMMENT '分类名称',
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`category_desc` VARCHAR(500) DEFAULT NULL COMMENT '分类描述',
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`parent_id` INT DEFAULT 0 COMMENT '父分类ID,0表示顶级分类',
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`sort_order` INT DEFAULT 0 COMMENT '排序序号',
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`create_time` DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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`update_time` DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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PRIMARY KEY (`category_id`),
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KEY `idx_parent_id` (`parent_id`),
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KEY `idx_sort_order` (`sort_order`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库分类表';
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-- 创建知识库标签表
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CREATE TABLE `yz_knowledge_tags` (
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`tag_id` INT NOT NULL AUTO_INCREMENT COMMENT '标签ID',
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`tag_name` VARCHAR(50) NOT NULL COMMENT '标签名称',
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`tag_color` VARCHAR(20) DEFAULT NULL COMMENT '标签颜色',
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`usage_count` INT DEFAULT 0 COMMENT '使用次数',
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`create_time` DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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`update_time` DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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PRIMARY KEY (`tag_id`),
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UNIQUE KEY `uk_tag_name` (`tag_name`),
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KEY `idx_usage_count` (`usage_count`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库标签表';
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-- 创建知识库内容表
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CREATE TABLE `yz_knowledge` (
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`knowledge_id` INT NOT NULL AUTO_INCREMENT COMMENT '知识ID',
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`title` VARCHAR(200) NOT NULL COMMENT '标题',
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`category_id` INT DEFAULT NULL COMMENT '分类ID',
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`tags` TEXT COMMENT '标签JSON数组,存储标签名称',
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`author` VARCHAR(50) NOT NULL COMMENT '作者',
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`content` LONGTEXT COMMENT '正文内容(富文本)',
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`summary` VARCHAR(500) DEFAULT NULL COMMENT '摘要',
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`cover_url` VARCHAR(500) DEFAULT NULL COMMENT '封面图片URL',
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`status` TINYINT DEFAULT 0 COMMENT '状态:0-草稿,1-已发布,2-已归档',
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`view_count` INT DEFAULT 0 COMMENT '查看次数',
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`like_count` INT DEFAULT 0 COMMENT '点赞数',
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`is_recommend` TINYINT DEFAULT 0 COMMENT '是否推荐:0-否,1-是',
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`is_top` TINYINT DEFAULT 0 COMMENT '是否置顶:0-否,1-是',
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`create_time` DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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`update_time` DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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`create_by` VARCHAR(50) DEFAULT NULL COMMENT '创建人',
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`update_by` VARCHAR(50) DEFAULT NULL COMMENT '更新人',
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PRIMARY KEY (`knowledge_id`),
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KEY `idx_category_id` (`category_id`),
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KEY `idx_author` (`author`),
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KEY `idx_status` (`status`),
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KEY `idx_create_time` (`create_time`),
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KEY `idx_view_count` (`view_count`),
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KEY `idx_is_recommend` (`is_recommend`),
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KEY `idx_is_top` (`is_top`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库内容表';
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-- 创建知识库收藏表
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CREATE TABLE `yz_knowledge_favorites` (
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`favorite_id` INT NOT NULL AUTO_INCREMENT COMMENT '收藏ID',
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`knowledge_id` INT NOT NULL COMMENT '知识ID',
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`user_id` INT NOT NULL COMMENT '用户ID',
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`create_time` DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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PRIMARY KEY (`favorite_id`),
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UNIQUE KEY `uk_knowledge_user` (`knowledge_id`, `user_id`),
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KEY `idx_user_id` (`user_id`),
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CONSTRAINT `yz_fk_fav_knowledge` FOREIGN KEY (`knowledge_id`) REFERENCES `yz_knowledge` (`knowledge_id`) ON DELETE CASCADE,
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CONSTRAINT `yz_fk_fav_user` FOREIGN KEY (`user_id`) REFERENCES `yz_users` (`id`) ON DELETE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='知识库收藏表';
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-- 插入默认分类
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INSERT INTO `yz_knowledge_category` (`category_name`, `category_desc`, `parent_id`, `sort_order`) VALUES
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('技术文档', '技术相关的文档资料', 0, 1),
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('产品手册', '产品使用手册和说明', 0, 2),
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('用户指南', '用户操作指南和教程', 0, 3),
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('常见问题', '常见问题解答', 0, 4),
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('API文档', 'API接口文档', 0, 5),
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('Vue', 'Vue框架相关', 1, 101),
|
||||
('React', 'React框架相关', 1, 102),
|
||||
('Go', 'Go语言相关', 1, 103);
|
||||
|
||||
-- 插入默认标签
|
||||
INSERT INTO `yz_knowledge_tags` (`tag_name`, `tag_color`, `usage_count`) VALUES
|
||||
('Vue', '#4CAF50', 0),
|
||||
('React', '#42A5F5', 0),
|
||||
('TypeScript', '#3178C6', 0),
|
||||
('Element Plus', '#409EFF', 0),
|
||||
('Vue Router', '#4FC08D', 0),
|
||||
('Pinia', '#FFD54F', 0),
|
||||
('Go', '#00ADD8', 0),
|
||||
('Python', '#3776AB', 0);
|
||||
|
||||
--插入默认知识
|
||||
INSERT INTO `yz_knowledge` (`title`, `category_id`, `tags`, `author`, `content`, `summary`, `cover_url`, `status`, `view_count`, `like_count`, `is_recommend`, `is_top`, `create_time`, `update_time`, `create_by`, `update_by`) VALUES
|
||||
('Vue', 1, 'Vue', 'admin', 'Vue is a progressive framework for building user interfaces.', 'Vue is a progressive framework for building user interfaces.', 'https://vuejs.org/images/logo.png', 1, 0, 0, 0, 0, '2021-01-01 00:00:00', '2021-01-01 00:00:00', 'admin', 'admin');
|
||||
Reference in New Issue
Block a user