There are many reasons you might choose to migrate from Oracle to Postgres. Migration to Postgres will undergo different phases-like picking the right schema, performing compatibility checks, converting incompatible objects, functional and performance testing, data migration and post-migration check. Moving data involves selecting, preparing, extracting, transforming and applying that data from one database to another. This guide is intended for anyone preparing to make the move from Oracle to Postgres, and should also provide assurance to any current Oracle users considering Postgres but concerned about the complexity of the move.ĭatabase migration is a process of moving definitions, data and stored procedures from one platform to another, and making application changes. Alternate migration strategies are also weighed, and a list of helpful free data migration tools is provided. Key differences and incompatibilities between the two database systems are itemized to help users avoid common mistakes.
It then breaks the migration process down into individual phases (assessment, schema migration, functional testing, performance testing and data migration) and provides step-by-step instruction on each one. This complete guide to migration gives you everything you need to know about moving your database from Oracle to Postgres.įor anyone on the fence or intimidated by the process of data migration, it recaps the advantages of Postgres over Oracle as a database system and the benefits of adopting Postgres, namely cost, flexibility and customizability. Enterprises are increasingly making the move from Oracle databases to open source Postgres.
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