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Adding local short description: "Layer of a computer program", overriding Wikidata description "layer of a computer program which provides simplified access to data stored in persistent storage of some kind, such as an entity-relational database" |
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{{Short description|Layer of a computer program}}
A '''data access layer''' ('''DAL''') in computer software is a [[layer (object-oriented design)|layer]] of a [[computer program]] which provides simplified access to [[data]] stored in [[persistent storage]] of some kind, such as an [[entity relationship|entity-relational]] [[database]]. This [[acronym]] is prevalently used in [[Microsoft]] environments.
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