Dev.to
6/29/2026

The original title is "How to Build a Modern On-Premise Data Lakehouse (Without Vendor Lock-in)"
Original: How to Build a Modern On-Premise Data Lakehouse (Without Vendor Lock-in)
Short summary
Guide to building on-premise data lakehouses using open-source tools (MinIO, Iceberg, Trino, dbt, Dagster) that eliminate vendor lock-in and reduce licensing costs. Covers medallion architecture for governance and roadmap to real-time CDC ingestion. Designed for operations and infrastructure teams managing analytical platforms.
- •Open-source stack (MinIO, Iceberg, Trino, dbt, Dagster) replaces proprietary data warehouse licensing
- •Medallion architecture (bronze/silver/gold) enables decentralized governance and prevents data swamps
- •On-premise infrastructure with planned real-time CDC ingestion via Debezium and Kafka
Generated with AI, which can make mistakes.
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