GLOBAL ENGINEERING LAYER · ENGINE COMPARISONS
Engine vs Engine Comparisons & Decision Matrices
PostgreSQL vs MySQL, Aurora vs Self-Hosted Patroni: Unbiased architectural analysis covering memory models, storage layouts, concurrency, and TCO.
PostgreSQL 17 vs MySQL 8.4 LTS
11 min
PostgreSQL 17 vs MySQL 8.4 LTS: Architecture, MVCC, and Enterprise Decision Matrix
An unbiased engineering comparison of memory handling, connection models, JSON/Vector capabilities, and replication failover architectures.
Matrix Dimensions
• Concurrency & Process ModelAnalyzed
• MVCC ArchitectureAnalyzed
• Physical Storage LayoutAnalyzed
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Cloud DBaaS vs Self-Hosted HA
9 min
AWS Aurora vs Self-Hosted (Patroni / InnoDB Cluster): Cost, I/O Physics, and Engineering Reality
An in-depth case study comparing AWS Aurora distributed log architecture with bare-metal Patroni/InnoDB Cluster setups across I/O cost, latency, and operational sovereignty.
Matrix Dimensions
• Storage EngineAnalyzed
• Cost & TCOAnalyzed
View Full Matrix & Report