This document provides an overview of migrating legacy databases from Oracle to PostgreSQL. It discusses the challenges with Oracle databases, reasons to leave Oracle for PostgreSQL, and considerations for the migration process. The presentation recommends choosing EnterpriseDB for the Oracle migration due to their compatibility tools and support services. It highlights EnterpriseDB's migration portal and toolkit, as well as their 24/7 support, as benefits of working with EnterpriseDB for the migration.