Tag: #dynamodb
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 5 posts
Consistent Hashing Complete Guide 2025: Virtual Nodes, Jump Hash, Rendezvous, and the Core Building Block of Distributed Systems
How DynamoDB, Cassandra, and Memcached minimize data movement when nodes are added or removed. A 700-line deep dive on Consistent Hashing, from first principles to virtual nodes (vnodes), Jump Hash, Rendezvous Hashing, a
2026-04-15 · 16 min read #consistent-hashing#distributed-systems#sharding#virtual-nodes#jump-hashAWS Core Services Complete Guide 2025: EC2, S3, RDS, Lambda, VPC, IAM Deep Dive
Everything about AWS core services! EC2 (instances/Auto Scaling), S3 (storage classes/lifecycle), RDS (Multi-AZ/Read Replicas), Lambda (serverless), VPC (network design), IAM (security), CloudFront (CDN), DynamoDB (NoSQL
2026-03-25 · 22 min read #aws#ec2#s3#rds#lambdaDatabase Complete Comparison 2025: PostgreSQL vs MySQL vs MongoDB vs Redis — Selection Guide
Everything about database selection in 2025! PostgreSQL (JSONB+pgvector), MySQL (HeatWave ML), MongoDB (Atlas Vector Search), Redis (Stack/Search) — architecture, performance benchmarks, cost comparison, use-case selecti
2026-03-23 · 29 min read #database#postgresql#mysql#mongodb#redisAWS Developer Associate (DVA-C02) Practice Exam — 65 Questions
AWS Certified Developer Associate DVA-C02 practice exam with 65 questions. Covers Lambda, DynamoDB, API Gateway, SQS, Cognito, CodeDeploy, and more.
2026-03-17 · 32 min read #aws#dva-c02#developercertification#aws-certification#lambdaAWS Database Specialty (DBS-C01) Practice Exam — 65 Questions
AWS Certified Database Specialty (DBS-C01) practice exam with 65 questions covering all domains: RDS, Aurora, DynamoDB, ElastiCache, DocumentDB, and Neptune. Includes realistic migration and architecture scenarios.
2026-03-17 · 33 min read #aws#dbs-c01#database#aws-certification#rds