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Line 1: A '''Data access layer''' is a [[module]] of [[computer programming]] [[logic]] that provides simplified [[access]] to [[data]] stored in [[~~persistant~~persistent storage]] of some kind - usually a [[entity-relational database]]. This Data Access Layer is used in turn by other program modules to access and manipulate the data within the data store without having to deal with the complexities inherent in this access.

Data access layer: Difference between revisions