AWS 서버리스

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AWS Serverless Patterns Lambda Handler Pattern Proper Lambda function structure with error handling When to use : ['Any Lambda function implementation', 'API handlers, event processors, scheduled tasks'] javascript // Node.js Lambda Handler // handler.js // Initialize outside handler (reused across invocations) const { DynamoDBClient } = require('@aws sdk/client dynamodb'); const { DynamoDBDocumentClient, GetCommand } = require('@aws sdk/lib dynamodb'); const client = new DynamoDBClient({}); const docClient = DynamoDBDocumentClient.from(client); // Handler function exports.handler = async (event, context) = { // Optional: Don't wait for event loop to clear (Node.js) context.callbackWaitsForE…