Tag: Postgres
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Temporal Data Lineage for Auditing
Destructive updates in traditional relational databases overwrite history, causing immediate spoliation of evidence during regulatory discovery. When an auditor queries a system state, standard log files provide fragmented temporal approximations rather than deterministic database snapshots. We enforce deterministic data lineage across four statutory domain environments where automated decisions intersect with legal liability: Layer 1: System-Versioned…
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PostgreSQL Data Mesh: A Technical Guide to Schema Segmentation, Boundaries, and Governance
We deploy PostgreSQL natively to execute a decentralized data mesh architecture, proving that multi-million dollar cloud platforms and proprietary vendor ecosystems are infrastructure bloat. By utilizing open-source database primitives, we eliminate dependencies on specific tech conglomerates and cloud provider pricing models. We enforce domain boundaries, query allocations, and data product contracts directly through the PostgreSQL…
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Unified Graph-RAG in a Single Postgres Engine
Our production benchmarks confirm that consolidating Hybrid Graph-RAG into a single PostgreSQL instance via pgvector and Apache AGE reduced cross-service network latency and eliminated the consistency lag inherent in multi-database synchronization. The Unified Postgres Architecture We enforce a unified data layer by storing vector embeddings and graph property data within the same relational clusters. This…