Wednesday, February 5, 2025

DataLake, database and datawarehouse knowledge

 












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Configuring Java and Maven

  1️⃣ Configure Java Environment Open the Java environment file. sudo vi /etc/profile.d/java.sh Add these lines inside the file: expor...

  • NACL and Security Group
     I’ll cover: What is Security Group (SG) What is Network ACL (NACL) Stateful vs Stateless (deep explanation) Rule evaluation log...
  • VPC Flow Logs
      🌐 What Are VPC Flow Logs? VPC Flow Logs capture metadata about IP traffic going to and from: VPC Subnet Network Interface (ENI...
  • Sandbox in Kubernetes
      🔹 1️⃣ What is a Sandbox in Kubernetes? In Kubernetes, a Sandbox usually refers to: A lightweight isolated runtime environment where a...