Postgres is replacing vector stores, queues, document databases, and search clusters. Where each substitution holds, where it breaks, and the switch triggers.
Postgres is winning workloads it had no business winning in 2020. A framework for CTOs evaluating data-platform consolidation around one engine in 2026.
MongoDB, Elastic, and Redis each face a different 2026 squeeze: Postgres pgvector, OpenSearch maturity, and Valkey. Only one has a durable moat.
Vector databases are the most over-purchased AI infrastructure of 2024-2025. Real scale thresholds, vendor tradeoffs, and a TCO model for three team sizes.
Why does it take some banks three seconds to answer a question that takes other banks three hours? Every important business question your organization asks is
Deep analysis across the systems, strategies, and economics that shape modern technology.
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