Q. What challenges exist in deploying NestJS microservices?
Challenges include service discovery, distributed logging, monitoring, and inter-service communication reliability.
Q. How do you scale NestJS microservices?
By running multiple instances behind a load balancer or Kubernetes cluster, and using message brokers to distribute tasks.
Q. What are the deployment options for NestJS microservices?
They can be deployed on Docker, Kubernetes, AWS ECS, or standalone EC2 instances.
Q. How do you configure a NestJS app for microservice mode?
Use NestFactory.createMicroservice() with the appropriate transport configuration. Example: NestFactory.createMicroservice(AppModule, { transport: Transport.TCP });
Q. What is NestJS, and why use it for microservices?
NestJS is a Node.js framework that supports modular development. For microservices, it offers built-in transport layers like Redis, NATS, RabbitMQ, and gRPC.
Q. How do these new features help enterprises?
They reduce infrastructure management, improve performance for large queries, and enable easier collaboration on shared datasets.
Q. How does security integration work?
It now integrates with AWS Lake Formation, IAM Identity Center, and KMS for encryption, offering fine-grained access control.
Q. Does Redshift Serverless support ML features?
Yes, it integrates with Amazon SageMaker and Redshift ML to build and run machine learning models directly inside Redshift.
Q. How has cost optimization improved?
New features allow better workload isolation and more granular billing for compute capacity units (RPUs).
Q. What recent features have been added to Redshift Serverless?
Updates include improved query performance, automatic scaling enhancements, cross-database queries, data sharing, and enhanced security integrations.