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Data access object

In software, a data access object (DAO) is a pattern that provides an abstract interface to some type of database or other persistence mechanism. By mapping application calls to the persistence layer, the DAO provides data operations without exposing database details. This isolation supports the single responsibility principle. It separates the data…

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Map overview Semantic statistics

Data access object

Nodes37
Edges36
Triples22
Avg. degree1.95
Density0.054054
Components1

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Data access object

Top relations

related to Tools and frameworks · 12
Data access object → AndroidMicrosoft Entity FrameworkDBIx, Class, Java, Java-based, JDBC, JDBCPersist, Lightweight, ODB, ORM, ORMLite, PerlTuxORM, Simple
related to Advantages · 8
Data access object → All, DAO, DAOs, If, Meanwhile, This, Unit, Using

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Important terminology

dao data access application object persistence java dbms interface database layer software table mapping separates objects relational pattern provides needs

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
TopLink are available based on objectinstance ofCommercial products0.80text
Apache OpenJPAinstance ofiBATIS and JPA implementations0.80text
Data access objectrelated to AdvantagesUsing0.60section
Data access objectrelated to AdvantagesDAOs0.60section
Data access objectrelated to AdvantagesThis0.60section
Data access objectrelated to AdvantagesIf0.60section
Data access objectrelated to AdvantagesDAO0.60section
Data access objectrelated to AdvantagesMeanwhile0.60section
Data access objectrelated to AdvantagesAll0.60section
Data access objectrelated to AdvantagesUnit0.60section
Data access objectrelated to Tools and frameworksODB0.60section
Data access objectrelated to Tools and frameworksORM0.60section

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    Min side: 3
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