CQRS\uff08Command Query Responsibility Segregation\uff09\u662f\u4e00\u79cd\u5c06\u8bfb\u64cd\u4f5c\u548c\u5199\u64cd\u4f5c\u5206\u79bb\u7684\u67b6\u6784\u6a21\u5f0f\uff0c\u80fd\u663e\u8457\u63d0\u5347\u7cfb\u7edf\u7684\u53ef\u6269\u5c55\u6027\u548c\u7ef4\u62a4\u6027\u3002\u672c\u6587\u5c06\u901a\u8fc7\u4e00\u4e2a\u7535\u5546\u8ba2\u5355\u7cfb\u7edf\u7684\u5b8c\u6574\u6848\u4f8b\uff0c\u624b\u628a\u624b\u6559\u4f60\u5b9e\u73b0 CQRS \u6a21\u5f0f\uff0c\u6db5\u76d6\u547d\u4ee4\u4e0e\u67e5\u8be2\u5206\u79bb\u3001\u4e8b\u4ef6\u6eaf\u6e90\u3001\u8bfb\u5199\u6a21\u578b\u72ec\u7acb\u4f18\u5316\u7b49\u6838\u5fc3\u5b9e\u8df5\uff0c\u5e76\u5206\u4eab\u751f\u4ea7\u73af\u5883\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u4e0e\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n
\u5728\u4f20\u7edf CRUD \u5e94\u7528\u4e2d\uff0c\u6211\u4eec\u901a\u5e38\u5bf9\u540c\u4e00\u6570\u636e\u6a21\u578b\u8fdb\u884c\u8bfb\u5199\u64cd\u4f5c\u3002\u968f\u7740\u4e1a\u52a1\u590d\u6742\u5ea6\u7684\u63d0\u5347\uff0c\u8fd9\u79cd\u6a21\u5f0f\u4f1a\u9047\u5230\u74f6\u9888\uff1a<\/p>\n
CQRS \u901a\u8fc7\u5c06\u547d\u4ee4\uff08\u5199\uff09\u548c\u67e5\u8be2\uff08\u8bfb\uff09\u5206\u79bb\u5230\u4e0d\u540c\u7684\u6a21\u578b\u548c\u670d\u52a1\u4e2d\uff0c\u89e3\u51b3\u4e86\u4e0a\u8ff0\u95ee\u9898\u3002<\/p>\n
\u6211\u4eec\u5c06\u6784\u5efa\u4e00\u4e2a\u7b80\u5316\u7248\u7684\u7535\u5546\u8ba2\u5355\u7cfb\u7edf\uff0c\u652f\u6301\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n
\u6211\u4eec\u5c06\u91c7\u7528 CQRS \u6a21\u5f0f\uff0c\u5c06\u5199\u64cd\u4f5c\uff08\u547d\u4ee4\uff09\u548c\u8bfb\u64cd\u4f5c\uff08\u67e5\u8be2\uff09\u5206\u79bb\u3002<\/p>\n
\nsrc\/\n\u251c\u2500\u2500 commands\/ # \u547d\u4ee4\u5904\u7406\n\u2502 \u251c\u2500\u2500 CreateOrderCommand.ts\n\u2502 \u2514\u2500\u2500 CreateOrderHandler.ts\n\u251c\u2500\u2500 queries\/ # \u67e5\u8be2\u5904\u7406\n\u2502 \u251c\u2500\u2500 GetOrdersQuery.ts\n\u2502 \u2514\u2500\u2500 GetOrdersHandler.ts\n\u251c\u2500\u2500 models\/ # \u6570\u636e\u6a21\u578b\n\u2502 \u251c\u2500\u2500 Order.ts # \u5199\u6a21\u578b\uff08Mongoose\uff09\n\u2502 \u2514\u2500\u2500 OrderReadModel.ts # \u8bfb\u6a21\u578b\uff08Redis\uff09\n\u251c\u2500\u2500 events\/ # \u4e8b\u4ef6\n\u2502 \u2514\u2500\u2500 OrderCreatedEvent.ts\n\u251c\u2500\u2500 infrastructure\/ # \u57fa\u7840\u8bbe\u65bd\n\u2502 \u251c\u2500\u2500 EventBus.ts\n\u2502 \u2514\u2500\u2500 Database.ts\n\u2514\u2500\u2500 index.ts # \u5165\u53e3\n<\/code><\/pre>\n\u7b2c\u4e00\u6b65\uff1a\u5b9a\u4e49\u547d\u4ee4\u548c\u67e5\u8be2<\/h2>\n
\u547d\u4ee4\u548c\u67e5\u8be2\u662f CQRS \u7684\u6838\u5fc3\u6982\u5ff5\u3002\u547d\u4ee4\u8868\u793a\u4e00\u4e2a\u610f\u56fe\uff08\u5982\u201c\u521b\u5efa\u8ba2\u5355\u201d\uff09\uff0c\u901a\u5e38\u4ee5\u52a8\u8bcd\u5f00\u5934\uff1b\u67e5\u8be2\u8868\u793a\u4e00\u4e2a\u8bf7\u6c42\uff08\u5982\u201c\u83b7\u53d6\u8ba2\u5355\u5217\u8868\u201d\uff09\u3002<\/p>\n
\u521b\u5efa\u8ba2\u5355\u547d\u4ee4<\/h3>\n\n\/\/ src\/commands\/CreateOrderCommand.ts\nexport interface CreateOrderCommand {\n userId: string;\n items: Array<{ productId: string; quantity: number; price: number }>;\n shippingAddress: string;\n}\n<\/code><\/pre>\n\u83b7\u53d6\u8ba2\u5355\u67e5\u8be2<\/h3>\n\n\/\/ src\/queries\/GetOrdersQuery.ts\nexport interface GetOrdersQuery {\n userId: string;\n page: number;\n pageSize: number;\n}\n<\/code><\/pre>\n\u7b2c\u4e8c\u6b65\uff1a\u5b9e\u73b0\u547d\u4ee4\u5904\u7406\u7a0b\u5e8f<\/h2>\n
\u547d\u4ee4\u5904\u7406\u7a0b\u5e8f\u8d1f\u8d23\u9a8c\u8bc1\u4e1a\u52a1\u89c4\u5219\u5e76\u66f4\u65b0\u5199\u6a21\u578b\u3002<\/p>\n
\n\/\/ src\/commands\/CreateOrderHandler.ts\nimport { CreateOrderCommand } from '.\/CreateOrderCommand';\nimport Order from '..\/models\/Order';\nimport { EventBus } from '..\/infrastructure\/EventBus';\nimport { OrderCreatedEvent } from '..\/events\/OrderCreatedEvent';\n\nexport class CreateOrderHandler {\n async handle(command: CreateOrderCommand): Promise<string> {\n \/\/ 1. \u9a8c\u8bc1\u4e1a\u52a1\u89c4\u5219\n if (!command.items || command.items.length === 0) {\n throw new Error('\u8ba2\u5355\u5fc5\u987b\u5305\u542b\u81f3\u5c11\u4e00\u4e2a\u5546\u54c1');\n }\n\n \/\/ 2. \u521b\u5efa\u8ba2\u5355\u5b9e\u4f53\uff08\u5199\u6a21\u578b\uff09\n const order = new Order({\n userId: command.userId,\n items: command.items,\n shippingAddress: command.shippingAddress,\n totalAmount: command.items.reduce((sum, item) => sum + item.price * item.quantity, 0),\n status: 'pending',\n createdAt: new Date(),\n });\n\n \/\/ 3. \u4fdd\u5b58\u5230 MongoDB\n await order.save();\n\n \/\/ 4. \u53d1\u5e03\u4e8b\u4ef6\n const event: OrderCreatedEvent = {\n orderId: order._id.toString(),\n userId: order.userId,\n totalAmount: order.totalAmount,\n createdAt: order.createdAt,\n };\n EventBus.publish(event);\n\n return order._id.toString();\n }\n}\n<\/code><\/pre>\n\u6ce8\u610f\uff1a<\/h3>\n
> \u547d\u4ee4\u5904\u7406\u7a0b\u5e8f\u4e0d\u5e94\u8fd4\u56de\u4efb\u4f55\u6570\u636e\uff08\u9664\u4e86\u6807\u8bc6\u7b26\uff09\uff0c\u8fd9\u662f CQRS \u7684\u91cd\u8981\u539f\u5219\u3002\u5982\u679c\u9700\u8981\u786e\u8ba4\u7ed3\u679c\uff0c\u53ef\u4ee5\u8fd4\u56de\u8ba2\u5355 ID \u6216\u629b\u51fa\u5f02\u5e38\u3002<\/p>\n
\u7b2c\u4e09\u6b65\uff1a\u5b9e\u73b0\u67e5\u8be2\u5904\u7406\u7a0b\u5e8f<\/h2>\n
\u67e5\u8be2\u5904\u7406\u7a0b\u5e8f\u4ece\u8bfb\u6a21\u578b\uff08Redis\uff09\u6216\u7ecf\u8fc7\u4f18\u5316\u7684\u6570\u636e\u5e93\u4e2d\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n
\n\/\/ src\/queries\/GetOrdersHandler.ts\nimport { GetOrdersQuery } from '.\/GetOrdersQuery';\nimport { OrderReadModel } from '..\/models\/OrderReadModel';\n\nexport class GetOrdersHandler {\n async handle(query: GetOrdersQuery): Promise<any> {\n \/\/ \u4ece Redis \u8bfb\u53d6\u7f13\u5b58\u6570\u636e\n const cacheKey = `orders:${query.userId}:page:${query.page}`;\n const cached = await OrderReadModel.get(cacheKey);\n if (cached) {\n return JSON.parse(cached);\n }\n\n \/\/ \u5982\u679c\u7f13\u5b58\u672a\u547d\u4e2d\uff0c\u4ece MongoDB \u8bfb\u53d6\uff08\u4f46\u4f7f\u7528\u4e13\u95e8\u4f18\u5316\u7684\u96c6\u5408\uff09\n const orders = await OrderReadModel.findByUserId(query.userId, query.page, query.pageSize);\n\n \/\/ \u5199\u5165\u7f13\u5b58\n await OrderReadModel.set(cacheKey, JSON.stringify(orders), 'EX', 60);\n\n return orders;\n }\n}\n<\/code><\/pre>\n\u7b2c\u56db\u6b65\uff1a\u4e8b\u4ef6\u9a71\u52a8\u540c\u6b65<\/h2>\n
\u5f53\u5199\u6a21\u578b\u66f4\u65b0\u540e\uff0c\u901a\u8fc7\u4e8b\u4ef6\u540c\u6b65\u5230\u8bfb\u6a21\u578b\u3002\u8fd9\u91cc\u6211\u4eec\u4f7f\u7528\u7b80\u5355\u7684\u5185\u5b58\u4e8b\u4ef6\u603b\u7ebf\u3002<\/p>\n
\n\/\/ src\/events\/OrderCreatedEvent.ts\nexport interface OrderCreatedEvent {\n orderId: string;\n userId: string;\n totalAmount: number;\n createdAt: Date;\n}\n<\/code><\/pre>\n\n\/\/ src\/infrastructure\/EventBus.ts\ntype EventHandler = (event: any) => void;\n\nexport class EventBus {\n private static handlers: Map<string, EventHandler[]> = new Map();\n\n static subscribe(eventType: string, handler: EventHandler) {\n if (!this.handlers.has(eventType)) {\n this.handlers.set(eventType, []);\n }\n this.handlers.get(eventType)!.push(handler);\n }\n\n static publish(event: any) {\n const eventType = event.constructor.name;\n const handlers = this.handlers.get(eventType) || [];\n handlers.forEach(handler => handler(event));\n }\n}\n<\/code><\/pre>\n\u540c\u6b65\u8bfb\u6a21\u578b\u7684\u4e8b\u4ef6\u5904\u7406<\/h3>\n\n\/\/ \u5728\u5e94\u7528\u542f\u52a8\u65f6\u6ce8\u518c\nimport { EventBus } from '.\/infrastructure\/EventBus';\nimport { OrderCreatedEvent } from '.\/events\/OrderCreatedEvent';\nimport { OrderReadModel } from '.\/models\/OrderReadModel';\n\nEventBus.subscribe('OrderCreatedEvent', async (event: OrderCreatedEvent) => {\n \/\/ \u66f4\u65b0\u8bfb\u6a21\u578b\uff08\u4f8b\u5982\uff1a\u66f4\u65b0 Redis \u7f13\u5b58\u6216\u4e13\u95e8\u7528\u4e8e\u67e5\u8be2\u7684 MongoDB \u96c6\u5408\uff09\n await OrderReadModel.updateOnOrderCreated(event);\n});\n<\/code><\/pre>\n\u7b2c\u4e94\u6b65\uff1a\u5b9a\u4e49\u6570\u636e\u6a21\u578b<\/h2>\n\u5199\u6a21\u578b\uff08MongoDB Schema\uff09<\/h3>\n\n\/\/ src\/models\/Order.ts\nimport mongoose from 'mongoose';\n\nconst orderSchema = new mongoose.Schema({\n userId: { type: String, required: true },\n items: [{\n productId: String,\n quantity: Number,\n price: Number,\n }],\n shippingAddress: String,\n totalAmount: Number,\n status: { type: String, default: 'pending' },\n createdAt: { type: Date, default: Date.now },\n});\n\nexport default mongoose.model('Order', orderSchema);\n<\/code><\/pre>\n\u8bfb\u6a21\u578b\uff08Redis \u64cd\u4f5c\u5c01\u88c5\uff09<\/h3>\n\n\/\/ src\/models\/OrderReadModel.ts\nimport redis from 'redis';\nimport { promisify } from 'util';\n\nconst client = redis.createClient();\nconst getAsync = promisify(client.get).bind(client);\nconst setAsync = promisify(client.set).bind(client);\n\nexport class OrderReadModel {\n static async get(key: string): Promise<string | null> {\n return getAsync(key);\n }\n\n static async set(key: string, value: string, mode: string, duration: number) {\n return setAsync(key, value, mode, duration);\n }\n\n static async findByUserId(userId: string, page: number, pageSize: number) {\n \/\/ \u5b9e\u9645\u9879\u76ee\u4e2d\u53ef\u4ee5\u4ece\u4e00\u4e2a\u4e13\u95e8\u7528\u4e8e\u67e5\u8be2\u7684 MongoDB \u96c6\u5408\u4e2d\u8bfb\u53d6\n \/\/ \u8fd9\u91cc\u7b80\u5316\u5904\u7406\n return [];\n }\n\n static async updateOnOrderCreated(event: any) {\n \/\/ \u66f4\u65b0\u7f13\u5b58\u6216\u6570\u636e\u5e93\n \/\/ \u4f8b\u5982\uff1a\u6e05\u9664\u76f8\u5173\u7528\u6237\u7684\u7f13\u5b58\n const cacheKey = `orders:${event.userId}:*`;\n \/\/ \u4f7f\u7528 Redis SCAN \u6e05\u9664\u6a21\u5f0f\u5339\u914d\u7684\u952e\n }\n}\n<\/code><\/pre>\n\u7b2c\u516d\u6b65\uff1a\u8fde\u63a5\u8def\u7531<\/h2>\n
\u5728 Express \u4e2d\uff0c\u6211\u4eec\u5c06\u547d\u4ee4\u548c\u67e5\u8be2\u8def\u7531\u5230\u5bf9\u5e94\u7684\u5904\u7406\u7a0b\u5e8f\u3002<\/p>\n
\n\/\/ src\/index.ts\nimport express from 'express';\nimport { CreateOrderHandler } from '.\/commands\/CreateOrderHandler';\nimport { GetOrdersHandler } from '.\/queries\/GetOrdersHandler';\n\nconst app = express();\napp.use(express.json());\n\n\/\/ \u5199\u64cd\u4f5c\u8def\u7531\napp.post('\/orders', async (req, res) => {\n try {\n const handler = new CreateOrderHandler();\n const orderId = await handler.handle(req.body);\n res.status(201).json({ orderId });\n } catch (error) {\n res.status(400).json({ error: error.message });\n }\n});\n\n\/\/ \u8bfb\u64cd\u4f5c\u8def\u7531\napp.get('\/orders', async (req, res) => {\n try {\n const handler = new GetOrdersHandler();\n const orders = await handler.handle({\n userId: req.query.userId as string,\n page: parseInt(req.query.page as string) || 1,\n pageSize: parseInt(req.query.pageSize as string) || 10,\n });\n res.json(orders);\n } catch (error) {\n res.status(500).json({ error: error.message });\n }\n});\n\napp.listen(3000, () => console.log('Server running on port 3000'));\n<\/code><\/pre>\n\u751f\u4ea7\u73af\u5883\u4e2d\u7684\u5751\u4e0e\u6700\u4f73\u5b9e\u8df5<\/h2>\n1. \u6700\u7ec8\u4e00\u81f4\u6027<\/h3>\n
CQRS \u901a\u5e38\u4e0e\u4e8b\u4ef6\u6eaf\u6e90\u7ed3\u5408\uff0c\u4f46\u4e8b\u4ef6\u540c\u6b65\u5b58\u5728\u5ef6\u8fdf\u3002\u5728\u7535\u5546\u7cfb\u7edf\u4e2d\uff0c\u7528\u6237\u4e0b\u5355\u540e\u53ef\u80fd\u9700\u8981\u7b49\u5f85\u51e0\u6beb\u79d2\u624d\u80fd\u67e5\u8be2\u5230\u8ba2\u5355\u3002\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n
\n- \u5728\u5199\u64cd\u4f5c\u5b8c\u6210\u540e\uff0c\u7acb\u5373\u5c06\u6570\u636e\u5199\u5165\u8bfb\u6a21\u578b\uff08\u540c\u6b65\u66f4\u65b0\uff09\uff0c\u4f46\u4f1a\u727a\u7272\u89e3\u8026\u6027\u3002<\/li>\n
- \u4f7f\u7528 Saga \u6a21\u5f0f\u786e\u4fdd\u8de8\u670d\u52a1\u7684\u4e8b\u52a1\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n
2. \u547d\u4ee4\u9a8c\u8bc1\u4e0e\u9519\u8bef\u5904\u7406<\/h3>\n
\u547d\u4ee4\u5904\u7406\u7a0b\u5e8f\u5e94\u8fd4\u56de\u7edf\u4e00\u9519\u8bef\u683c\u5f0f\uff0c\u907f\u514d\u6cc4\u9732\u5185\u90e8\u7ec6\u8282\u3002<\/p>\n
3. \u67e5\u8be2\u4f18\u5316<\/h3>\n
\u8bfb\u6a21\u578b\u53ef\u4ee5\u6839\u636e\u67e5\u8be2\u9700\u6c42\u8fdb\u884c\u53cd\u8303\u5f0f\u5316\uff0c\u4f8b\u5982\u5c06\u7528\u6237\u4fe1\u606f\u548c\u8ba2\u5355\u4fe1\u606f\u5408\u5e76\u5b58\u50a8\uff0c\u51cf\u5c11 JOIN\u3002<\/p>\n
4. \u4e8b\u4ef6\u7248\u672c\u7ba1\u7406<\/h3>\n
\u5f53\u4e8b\u4ef6\u7ed3\u6784\u53d8\u5316\u65f6\uff0c\u9700\u8981\u5904\u7406\u7248\u672c\u517c\u5bb9\u3002\u53ef\u4ee5\u4f7f\u7528 Avro \u6216 Protocol Buffers \u8fdb\u884c\u5e8f\u5217\u5316\u3002<\/p>\n
\u603b\u7ed3<\/h2>\n
\u672c\u6587\u901a\u8fc7\u4e00\u4e2a\u7535\u5546\u8ba2\u5355\u7cfb\u7edf\u6848\u4f8b\uff0c\u6f14\u793a\u4e86\u5982\u4f55\u4f7f\u7528 TypeScript \u5b9e\u73b0 CQRS \u6a21\u5f0f\u3002\u6838\u5fc3\u8981\u70b9\uff1a<\/p>\n
\n- \u547d\u4ee4\u548c\u67e5\u8be2\u5206\u79bb\uff0c\u5404\u81ea\u62e5\u6709\u72ec\u7acb\u7684\u5904\u7406\u903b\u8f91\u548c\u6570\u636e\u6a21\u578b\u3002<\/li>\n
- \u5199\u6a21\u578b\u4f7f\u7528 MongoDB \u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\uff0c\u8bfb\u6a21\u578b\u4f7f\u7528 Redis \u63d0\u5347\u67e5\u8be2\u6027\u80fd\u3002<\/li>\n
- \u901a\u8fc7\u4e8b\u4ef6\u603b\u7ebf\u5b9e\u73b0\u5199\u6a21\u578b\u5230\u8bfb\u6a21\u578b\u7684\u5f02\u6b65\u540c\u6b65\u3002<\/li>\n<\/ul>\n
CQRS \u5e76\u975e\u94f6\u5f39\uff0c\u5bf9\u4e8e\u7b80\u5355 CRUD \u5e94\u7528\u53ef\u80fd\u8fc7\u5ea6\u8bbe\u8ba1\u3002\u4f46\u5728\u9700\u8981\u9ad8\u53ef\u6269\u5c55\u6027\u3001\u8bfb\u5199\u8d1f\u8f7d\u5dee\u5f02\u5927\u7684\u573a\u666f\u4e0b\uff0c\u5b83\u80fd\u5e26\u6765\u663e\u8457\u7684\u6536\u76ca\u3002<\/p>\n
\u5ef6\u4f38\u9605\u8bfb<\/h2>\n\n- \u4e8b\u4ef6\u6eaf\u6e90\uff08Event Sourcing\uff09\u4e0e CQRS \u7684\u7ed3\u5408<\/li>\n
- Axon Framework\uff08Java \u7684 CQRS \u6846\u67b6\uff09<\/li>\n
- \u4f7f\u7528 Kafka \u4f5c\u4e3a\u4e8b\u4ef6\u603b\u7ebf\u5b9e\u73b0\u5206\u5e03\u5f0f CQRS<\/li>\n<\/ul>\n
\u5982\u679c\u4f60\u5728\u9879\u76ee\u4e2d\u5b9e\u8df5\u8fc7 CQRS\uff0c\u6b22\u8fce\u5728\u8bc4\u8bba\u533a\u5206\u4eab\u4f60\u7684\u7ecf\u9a8c\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u901a\u8fc7\u4e00\u4e2a\u7535\u5546\u8ba2\u5355\u7cfb\u7edf\u7684\u5b8c\u6574\u6848\u4f8b\uff0c\u624b\u628a\u624b\u6559\u4f60\u5b9e\u73b0 CQRS \u6a21\u5f0f\uff0c\u6db5\u76d6\u547d\u4ee4\u4e0e\u67e5\u8be2\u5206\u79bb\u3001\u4e8b\u4ef6\u6eaf\u6e90\u3001\u8bfb\u5199\u6a21\u578b\u72ec\u7acb\u4f18\u5316\u7b49\u6838\u5fc3\u5b9e\u8df5\uff0c\u5e76\u5206\u4eab\u751f\u4ea7\u73af\u5883\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u4e0e\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,4],"tags":[38,5,40,145,66,41],"class_list":["post-210","post","type-post","status-publish","format-standard","hentry","category-3","category-4","tag-cqrs","tag-node-js","tag-typescript","tag-145","tag-66","tag-41"],"_links":{"self":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/posts\/210","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=210"}],"version-history":[{"count":0,"href":"https:\/\/yykcj.com\/index.php?rest_route=\/wp\/v2\/posts\/210\/revisions"}],"wp:attachment":[{"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=210"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=210"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yykcj.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=210"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}