Design Patterns MCP Server

{ "id": "batch-processing", "name": "Batch Processing Pattern", "category": "Performance", "description": "Groups multiple operations together to reduce overhead and improve throughput", "when_to_use": "High-volume operations\nI/O optimization\nNetwork efficiency", "benefits": "Improved throughput\nReduced overhead\nResource efficiency", "drawbacks": "Increased latency\nComplexity\nError handling", "use_cases": "Database operations\nFile processing\nNetwork requests", "complexity": "Medium", "tags": [ "performance", "batch", "throughput" ], "examples": { "typescript": { "language": "typescript", "code": "// Batch Processing: group operations\nclass BatchProcessor<T> {\n private batch: T[] = [];\n private timer?: NodeJS.Timeout;\n \n constructor(\n private processBatch: (items: T[]) => Promise<void>,\n private maxBatchSize = 100,\n private maxWaitMs = 1000\n ) {}\n \n add(item: T): void {\n this.batch.push(item);\n \n if (this.batch.length >= this.maxBatchSize) {\n this.flush();\n } else if (!this.timer) {\n this.timer = setTimeout(() => this.flush(), this.maxWaitMs);\n }\n }\n \n private async flush(): Promise<void> {\n if (this.batch.length === 0) return;\n \n if (this.timer) {\n clearTimeout(this.timer);\n this.timer = undefined;\n }\n \n const items = this.batch;\n this.batch = [];\n \n await this.processBatch(items);\n }\n \n async shutdown(): Promise<void> {\n await this.flush();\n }\n}\n\n// Example: Batch database inserts\nconst insertBatcher = new BatchProcessor(\n async (users) => {\n await db.query('INSERT INTO users (email, name) VALUES ' + \n users.map(() => '(?, ?)').join(','),\n users.flatMap(u => [u.email, u.name])\n );\n },\n 100,\n 1000\n);\n\ninsertBatcher.add({ email: 'user1@example.com', name: 'User 1' });\ninsertBatcher.add({ email: 'user2@example.com', name: 'User 2' });\n// Batched into single query" } } }