Navigating Obstacles: Migrating from Oracle to PostgreSQL on Azure Flexible Server

PostgreSQL Migration Challenges on Azure

Are you using Oracle and thinking about moving to PostgreSQL on Azure Flexible Server? Do you want the transition to be smooth and easy? Then this blog post is for you!

Oracle is great, but with services like Azure Flexible Server, you might want to try something new like PostgreSQL. However, switching databases isn’t always simple. That’s where we can help. Imagine moving your database without any trouble. We’ll help you convert the database structure, move your data, and make sure your applications work well with PostgreSQL. With our guidance, the switch can be beneficial for you.

Join us as we talk about moving from Oracle to PostgreSQL on Azure Flexible Server. We’ll give you practical advice and technical tips to make the process smooth. Whether you’re new to cloud migration or an expert, this blog will guide you through the transition.¬†Moving databases isn’t easy. When you decide to switch from Oracle to PostgreSQL, especially on the cloud, there are challenges and opportunities. Let’s explore these challenges and how to tackle them using Azure Flexible Server.

Understanding the Landscape

Oracle is known for being strong and having lots of tools, while PostgreSQL is liked for being open-source and flexible. People often switch because it’s cheaper, they have licensing issues, or they prefer open-source solutions. Azure Flexible Server makes it easier to move your database by providing services that help with deployment and scaling.

Identifying Obstacles

Moving from Oracle to PostgreSQL on Azure Flexible Server has a few challenges:

1. Converting the Database Design

    • Changing Oracle’s special way of organizing data to work with PostgreSQL needs careful attention. We have to make sure things like data types and rules for data are right.
    • For example, if Oracle uses a certain type of number, we need to make sure PostgreSQL understands it the same way.

2. Moving the Data

    • Moving lots of data from Oracle to PostgreSQL without messing it up is tough.
    • For instance, if a company runs a big online store, they need a plan to move their data without stopping sales. They might do a big transfer first, then keep updating it until it’s time to switch. There might be a short break in service during the switch, but we try to keep it as brief as possible.

3. Making Sure the Applications Still Work

    • Some software might not work the same way with PostgreSQL as it does with Oracle.
    • For example, if a company has a special program that only works with Oracle, we need to make changes, so it works with PostgreSQL too.

4. Making Things Run Smoothly

    • PostgreSQL might not run as fast as Oracle, so we need to tweak things to make it work better.
    • For example, if a company moves their data analysis from Oracle to PostgreSQL and it runs too slowly, we need to make adjustments to speed it up.

5. Keeping Things Safe

    • Oracle and PostgreSQL have different ways of keeping data safe, so we need to make sure everything stays secure.
    • For example, if a bank moves its records from Oracle to PostgreSQL, we need to make sure all the security measures still work.

Navigating the Migration Process

To overcome these challenges, organizations should follow these steps:

    • Understand Your Situation: Look at what you’ve got with Oracle, including how complex your database is and what your applications need.
    • Move the Data: Use tools and scripts to move your data over. Sometimes we’ll need to do some things manually if they’re tricky.
    • Test Everything: Check that everything works as it should before making the switch final. Test how well your applications run and make sure your data is correct.
    • Train and Support: Make sure everyone knows how to work with PostgreSQL. Offer training and support to help your team get used to the new system.


Moving from Oracle to PostgreSQL on Azure Flexible Server isn’t easy, but with the right planning and tools, it can be done well. By understanding the challenges and using Azure Flexible Server’s features, you can make the switch smoothly. This journey isn’t just about moving databases; it’s an investment in the future of your IT and innovation in the digital world.

Ready to embark on your migration journey?

Newt Global DMAP is a world-class product enabling mass migration of Oracle Db to cloud-native PostgreSQL faster, better, and cheaper.

To learn more about how Newt Global DMAP can help you with the migration of Oracle databases to cloud-native PostgreSQL, please visit our website at You can explore detailed information about our product, its features, and how it can benefit your organization.

For any enquiries or further assistance, please don’t hesitate to reach out to us at Our team is ready to assist you and provide answers to any questions you may have regarding the migration process, our product, or any other related matters. We look forward to hearing from you!