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2. Data migration - Wikipedia

   en.wikipedia.org/wiki/Data_migration

   Migration addresses the possible obsolescence of the data carrier, but does not address that certain technologies that use the data may be abandoned altogether, leaving migration useless. Time-consuming – migration is a continual process, which must be repeated every time a medium reaches obsolescence, for all data objects stored on a certain ...

3. Enterprise resource planning - Wikipedia

   en.wikipedia.org/wiki/Enterprise_resource_planning

   Unfortunately, since migration is one of the final activities before the production phase, it often receives insufficient attention. The following steps can structure migration planning: [61] Identify the data to be migrated. Determine the migration timing. Generate data migration templates for key data components; Freeze the toolset.

4. Digital preservation - Wikipedia

   en.wikipedia.org/wiki/Digital_preservation

   The cornerstone of digital preservation, "data integrity" refers to the assurance that the data is "complete and unaltered in all essential respects"; a program designed to maintain integrity aims to "ensure data is recorded exactly as intended, and upon later retrieval, ensure the data is the same as it was when it was originally recorded".

5. Software modernization - Wikipedia

   en.wikipedia.org/wiki/Software_modernization

   Legacy transformation aims to retain and extend the value of the legacy investment through migration to new platforms to benefit from the advantage of the new technologies. [ 1 ] As a basis and first step of software modernization initiatives, the strategy, the risk management, the estimation of costs, and its implementation, lies the knowledge ...

6. Data integration - Wikipedia

   en.wikipedia.org/wiki/Data_integration

   Data integration refers to the process of combining, sharing, or synchronizing data from multiple sources to provide users with a unified view. [1] There are a wide range of possible applications for data integration, from commercial (such as when a business merges multiple databases) to scientific (combining research data from different bioinformatics repositories).

7. Schema migration - Wikipedia

   en.wikipedia.org/wiki/Schema_migration

   Most schema migration tools aim to minimize the impact of schema changes on any existing data in the database. Despite this, preservation of data in general is not guaranteed because schema changes such as the deletion of a database column can destroy data (i.e. all values stored under that column for all rows in that table are deleted).