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Migration project support

The paramount importance of data

When replacing or modernizing existing systems, in addition to the “classic” quality assurance of the application, a migration of the data that has grown over many years must very often be planned and carried out. Migrations of this kind are of central importance because the integrity of the data must be preserved and data must be reused.

An essential task of migration support is to check the data integrity after migration. Various methods can be used, such as database comparisons using queries in the old or new system by checking random samples. Furthermore, it is also possible to evaluate attributes of data sets by checking corresponding correlations between the data. Which of the possible methods is eventually used in each project depends on the amount as well as the complexity of the data being migrated.

Data migration projects

Data migration projects require careful planning and execution due to intervention in the existing data stocks. Potential steps can be:


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