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n. ~ The process of moving data from one information system or storage medium to another to ensure continued access to the information as the system or medium becomes obsolete or degrades over time.


Copying information onto the same format storage media without any alteration is generally referred to as refreshing.

(Sedona Principles 2003, p. 4) In a perfect world, electronic records that continue to be needed for business purposes or litigation are converted for use in successor systems and all other data is discarded. In reality, though, such migrations are rarely flawless.