What is Data Migration
Database , Technology & Science / February 2, 2018

Data migration is the process of moving data between storage units or entire computer systems. In order for this process to be efficient, powerful data extraction and data loading designs are critical. These designs help in mapping data, which is present on the current system, to the new system which is being implemented. One of the categories of Data migration is Database Migration. Database migration is the process of moving the business logic, schema, physical data and database dependencies from a current system to a different/new system. Database Migration is used when it is required to shift from one database vendor to another. This may be because of various reasons such as cost, capabilities, functionalities, requirements etc. Typically data migration occurs during an upgrade of existing hardware or transfer to a completely new system. Examples include: migration to or from hardware platform; upgrading a database or migrating to new software; or company-mergers when the parallel systems in the two companies need to be merged into one. There are three main options to accomplish data migration: Merge the systems from the two companies into a brand new one Migrate one of the systems to the other one. Leave the systems as…

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