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Logics for Emerging Applications of Databases
Data expiration is an essential component of data warehousing solutions: whenever large amounts of data are repeatedly collected over a period of time, it is essential to have a clear approach to identifying parts of the data nolonger needed and a policy that allows disposing and/or archiving these parts of the data. Such policies are necessary even if adding storage to accommodate an ever-growing collection of data were possible, since the growing amount of data needs to be examined duringdoi:10.1007/978-3-642-18690-5_6 fatcat:jwkgqjaazbgu3i2byd533dwixi