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java-design-patterns/data-mapper/README.md
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fix: Fixed pages showing up in wrong language (#1752) 
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Co-authored-by: Jackie Nim <=>
2021-05-19 19:49:05 +03:00

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layout title folder permalink categories language tags
pattern Data Mapper data-mapper /patterns/data-mapper/ Architectural en
Decoupling

Intent

A layer of mappers that moves data between objects and a database while keeping them independent of each other and the mapper itself

Class diagram

alt text

Applicability

Use the Data Mapper in any of the following situations

  • when you want to decouple data objects from DB access layer
  • when you want to write multiple data retrieval/persistence implementations

Credits