Migrating from Redshift/PostgreSQL Federation to Native Databricks Delta Tables
De-coupling OLTP Analytics: Replacing Redshift Spectrum Federation with Databricks Pipelines Migrating your PostgreSQL transactional (OLTP) data directly into native Databricks Delta tables moves your data architecture from an inefficient, high-risk "federated" setup to a modern, decoupled Lakehouse architecture . Currently, your setup routes queries from Databricks through Redshift Spectrum down to live PostgreSQL. This burdens your live operational database with heavy analytical queries, risks production downtime, and racks up massive compute costs across three separate layers. By copying this data directly into Databricks Delta tables, you completely isolate your operational database from analytics, process queries instantly, and dramatically cut down cloud infrastructure costs. To copy your PostgreSQL data directly into a native Databricks Delta table, you need to set up a pipeline that bypasses Redshift. The best approach inside Databricks is to use Delta Live Tables...