SQL Consistency & Durability Explained (Watch at 1.5×) | Constraints + Write-Ahead Logging

Discover the foundational principles of SQL databases with a focus on consistency and durability. In this video, you'll see: - How SQL ensures database consistency through constraints and rules. - An explanation of the balance constraint in an accounts table. - Understanding the role of write-ahead logging in transaction durability. - Steps the system takes when a database transaction is interrupted. - The importance of committing transactions for data permanence. - Practical demonstrations of maintaining valid database states. 📘 Hands-on AWS ECS Deployment This system design series focuses on architecture and concepts. If you want to actually DEPLOY Spring Boot microservices securely on AWS ECS, I've created a complete, hands-on Udemy course. What you'll learn (end-to-end, production focused): • Dockerize multiple Spring Boot microservices • Push images to Amazon ECR and manage versions • Design secure AWS networking (VPC, private subnets, NAT, security groups) • Create ECS clusters, task definitions, and services • Configure Application Load Balancer and target groups • Use AWS Parameter Store for secure configuration management • Integrate API Gateway with ECS using VPC Links • Enable service discovery and Service Connect for inter-service communication • Configure logging and monitoring using CloudWatch • Implement ECS service auto-scaling with alarms • Build a CI/CD pipeline using AWS CodeBuild and pipelines for automated deployments 🎥 Course preview on YouTube: https://www.youtube.com/watch?v=Vr5tEp1bpBk 👉 Full Udemy course (hands-on walkthrough): https://www.udemy.com/course/deploying-java-spring-boot-microservices-on-aws-ecs-securely/?referralCode=F37AA329E924EFFBE312 🔗 Connect with me on LinkedIn: https://www.linkedin.com/in/raghuveer-rohine-349505176/