Migration

What is migration?

Migration in IT refers to the process of moving data, applications, systems, or entire IT environments from one technical platform to another. This may involve transitions between versions, vendors, operating models, or architectures, such as moving from on-premises systems to cloud-based solutions.

The purpose of migration is often to improve performance, security, scalability, or cost efficiency. Migrations can be technical, functional, or organizational and may include databases, integrations, user accounts, and business processes.

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Common types of migration:

  • Data migration: movement of structured and unstructured information
  • Application migration: transfer of systems and software

  • Platform and environment migration: change of infrastructure, operating system, or cloud

  • Version migration: upgrade to newer system versions

History

Migration has been a core part of IT evolution since early large-scale system replacements in enterprise computing. With increasing standardization, virtualization, and cloud adoption, migration has become more frequent and strategically important.

In Microsoft environments

In Microsoft environments, migration occurs during system upgrades, cloud adoption, and IT landscape consolidation. The process often requires careful planning related to compatibility, security, identity, and data quality to ensure a controlled transition.

Summary

Migration is a structured process for moving IT assets between environments and is essential for modernization, efficiency, and long-term IT sustainability.