Cloud migration is where an organization’s digital assets, services, databases, applications, infrastructure, and storage are moved into cloud environments.
What are the Types of Cloud Environments?
There are three different types of cloud environments:
- Public cloud environments are the most common type of cloud computing. Public cloud resources are owned and operated by a third-party cloud service provider. In a public cloud, all hardware, software, and infrastructure are owned and managed by the cloud provider.
- A private cloud is typically more for mid-to-large-size organizations that deploy cloud resources for a single business. A private cloud can be located at an on-site data center, or it can be hosted by a third-party service provider. In a private cloud, the services and infrastructure are always on a private network, and the hardware and software are dedicated solely to a single organization.
- A hybrid cloud is a type of cloud computing that combines the on-premises infrastructure of a private cloud with a public cloud to get the advantages of both. Hybrid clouds allow data and applications to move between the two environments.
Why is Cloud Migration Necessary?
Over the last decade, larger companies have built up a litany of on-premises legacy software systems with aging infrastructure, disparate data silos, old servers, and out-of-date applications. Effective data integration becomes critical when consolidating these fragmented systems. These systems inhibit companies from becoming modern, agile, and data-driven because they are expensive to maintain, require a huge internal infrastructure to support, and are not synergistic with today’s workflows, like agile development or DevOps.
What are the Benefits of Cloud Migration?
With the cloud, companies get the ability to do real-time management of computing performance for optimized resource efficiency. If the process is managed properly and planned well, cloud migration can lead to numerous benefits for an organization, including:
- Lower total cost of ownership (TCO). Lower resource, maintenance, and real estate costs with fewer physical servers. Companies only pay for the cloud resources that they use.
- Increased agility and flexibility. When demand spikes, organizations can change resources instantly.
- Improved resource management, with the ability to optimize workloads.
- Backup and recovery. Business continuity functionality allows organizations to recover from disasters.
- Enhanced data security. Many public clouds have built-in security features, supporting stronger data governance practices.
- Compliance: Some cloud platforms have compliance features built into the system.
Cloud Migration with a CDP
A customer data platform (CDP) can provide centralized data management for all your structured and unstructured data, along with the kind of data privacy and security controls that allow brands to stay in compliance no matter where their data travels. Overall, a CDP gives your technology teams better control over how data is accessed and activated across the cloud, in any environment. Modern cloud architectures often include a data warehouse as a central repository, with data pipelines moving information between systems.
FAQ
What are the main risks of cloud migration?
The main risks include data loss during transfer, security vulnerabilities during the transition period, application downtime, unexpected costs from poorly planned migrations, and compatibility issues with legacy systems. Organizations can mitigate these risks through thorough planning, phased migration approaches, robust testing, and working with experienced cloud migration partners.
How long does a cloud migration typically take?
Cloud migration timelines vary widely depending on the scope and complexity of the infrastructure being moved. A simple migration of a few applications may take weeks, while a full enterprise migration involving hundreds of applications, databases, and legacy systems can span 12-24 months. Organizations typically prioritize workloads and migrate in phases rather than attempting a single cutover.
What is the difference between cloud migration and digital transformation?
Cloud migration is the technical process of moving applications, data, and infrastructure from on-premises environments to cloud platforms. Digital transformation is a broader strategic initiative that uses technology to fundamentally change how a business operates and delivers value to customers. Cloud migration is often a key component of digital transformation, but digital transformation also encompasses process changes, cultural shifts, and new business models that go beyond infrastructure.
Related Terms
- Data Lakehouse — Cloud-native storage architecture often adopted during migration
- ETL and ELT — Data movement processes redesigned during cloud transitions
- Data Fabric — Unified data layer that connects cloud and on-premises systems
- Agentic CDP — AI-first CDP with flexible deployment spanning cloud and warehouse environments