Database Migration: Oracle to PostgreSQL architecture diagram

About This Architecture

Complete database migration from Oracle to Aurora PostgreSQL. Shows AWS Schema Conversion Tool for DDL translation, AWS DMS for full load and ongoing CDC replication, stored procedure conversion, parallel running with data validation, DNS-based cutover switching, reverse DMS replication for rollback, and performance benchmarking comparison.

Database Migration: Oracle to PostgreSQL

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Created by

February 9, 2026

Updated

August 7, 2026 at 2:40 PM

Type

architecture

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