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Object-Relational Mapping
conceptProgramming Technique
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Overview
Use caseconverting data between incompatible type systems in object-oriented programming languages and relational databases
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Alternative to
manual SQL queriesraw SQL queries
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Claims46
Avg confidence91%
Avg freshness100%
Last updatedUpdated 5 days ago
WikidataQ189055
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Object-Relational Mapping

concept

Programming technique for converting data between incompatible type systems using object-oriented languages

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requires

ValueTrustConfidenceFreshnessSources
relational database○UnverifiedHighFresh1
object-oriented programming language○UnverifiedHighFresh1

integrates with

ValueTrustConfidenceFreshnessSources
relational database management systems○UnverifiedHighFresh1

implementation example

ValueTrustConfidenceFreshnessSources
Hibernate○UnverifiedHighFresh1
SQLAlchemy○UnverifiedHighFresh1
Entity Framework○UnverifiedHighFresh1

primary use case

ValueTrustConfidenceFreshnessSources
converting data between incompatible type systems in object-oriented programming languages and relational databases○UnverifiedHighFresh1
mapping between object-oriented programming languages and relational databases○UnverifiedHighFresh1

supports model

ValueTrustConfidenceFreshnessSources
object-oriented programming paradigm○UnverifiedHighFresh1

common implementation

ValueTrustConfidenceFreshnessSources
Hibernate○UnverifiedHighFresh1
Entity Framework○UnverifiedHighFresh1
ActiveRecord○UnverifiedHighFresh1

supports language

ValueTrustConfidenceFreshnessSources
Java○UnverifiedHighFresh1
Python○UnverifiedHighFresh1
C#○UnverifiedHighFresh1

popular implementation

ValueTrustConfidenceFreshnessSources
Hibernate○UnverifiedHighFresh1
Entity Framework○UnverifiedHighFresh1
SQLAlchemy○UnverifiedModerateFresh1

solves problem

ValueTrustConfidenceFreshnessSources
object-relational impedance mismatch○UnverifiedHighFresh1

enables feature

ValueTrustConfidenceFreshnessSources
database schema abstraction○UnverifiedHighFresh1
automatic SQL query generation○UnverifiedModerateFresh1

alternative to

ValueTrustConfidenceFreshnessSources
manual SQL queries○UnverifiedHighFresh1
raw SQL queries○UnverifiedModerateFresh1

enables functionality

ValueTrustConfidenceFreshnessSources
automatic SQL query generation from object operations○UnverifiedHighFresh1

supports database type

ValueTrustConfidenceFreshnessSources
MySQL○UnverifiedHighFresh1
PostgreSQL○UnverifiedHighFresh1
Oracle Database○UnverifiedModerateFresh1

supports pattern

ValueTrustConfidenceFreshnessSources
Active Record pattern○UnverifiedModerateFresh1
Data Mapper pattern○UnverifiedModerateFresh1

commonly implemented in

ValueTrustConfidenceFreshnessSources
Java○UnverifiedModerateFresh1
C#○UnverifiedModerateFresh1
Python○UnverifiedModerateFresh1

first appeared decade

ValueTrustConfidenceFreshnessSources
1990s○UnverifiedModerateFresh1

handles concept

ValueTrustConfidenceFreshnessSources
lazy loading○UnverifiedModerateFresh1

enables pattern

ValueTrustConfidenceFreshnessSources
Active Record pattern○UnverifiedModerateFresh1
Data Mapper pattern○UnverifiedModerateFresh1

Alternatives & Similar Tools

manual SQL queries
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raw SQL queries
alternative to
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Commonly Used With

relational database management systems

Related entities

Graph Insights

4 entities depend on Object-Relational Mapping
Eager LoadingLazy LoadingData Mapper Pattern
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Claim count: 46Last updated: 4/5/2026Edit history