在 英语 中使用 Object-relational 的示例及其翻译为 中文
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This is a list of well-known object-relational mapping software.
So far, object-relational mapping is the most flexible and practical solution to have emerged.
You will also learn to use an ORM(Object-Relational Mapping) as an alternative to SQL.
Gis: Added support for geographic/spatial queries to Django's object-relational mapper.
The Object-Relational Mapping(ORM) is the solution to handle all the above impedance mismatches.
Gis: Added support for geographic/spatial queries to Django's object-relational mapper.
It is a powerful, high-performance Object-Relational Persistence and Query service for any Java Application.
In other persistence frameworks,you need to modify the application class to achieve object-relational mapping;
It is a powerful, high performance Object-relational persistence and Query service for any Java Application.
Boulder-oracle-sprint: Added support for Oracle databases to Django's object-relational mapper.
Using, say, an object-relational mapping tool still means you have to make decisions about how to map certain situations.
Apache Cayenne is a persistence framework providing object-relational mapping(ORM) and remoting services.
Object-relational mapping(ORM) has emerged as a solution to what is sometimes called the object-relational impedance mismatch.
Boulder-oracle-sprint: Added support for Oracle databases to Django's object-relational mapper.
I will start by describing what an object-relational mapper(ORM) is and how to create a one-to-many relationship.
Oracle Database(commonly referred to as Oracle RDBMS or simply as Oracle)is an object-relational database management system.
Laravel comes with Eloquent ORM(object-relational mapping), which offers simple implementation of active record patterns for databases.
You cannot even refer to the relationship outside of a SQL script or object-relational mapping(ORM) configuration file.
His later work on Postgres introduced the object-relational model, effectively merging databases with abstract data types while keeping the database separate from the programming language.
Apache Cayenne is anopen source persistence framework providing object-relational mapping(ORM) and remoting services.
SQLAlchemy is an open-source SQL toolkit and Object-Relational Mapper that gives application developers the full power and flexibility of SQL.
The designers of the Java Persistence API aimed to provide for relational persistence,with many of the key areas taken from object-relational mapping tools such as Hibernate and TopLink.
For example, the Django web application framework includes an Object-Relational Mapping(ORM) layer that abstracts relational database read, write, query, and delete operations.
ArcGIS is built around a geodatabase, which uses an object-relational database approach for storing spatial data.
Although you can use Django without a database, it comes with an object-relational mapper in which you describe your database layout in Python code.