Query Language

Object-Relational Database Management System (ORDBMS)

An ORDBMS stands for an object-relational database management system that further enhances the functionalities of a relational database by incorporating object-oriented principles. It deals with complex data types, encapsulation, inheritance, and other concepts in an object-oriented way, which is the right support for applications that require both relational and object-oriented abilities....

What is Object-Relational Mapping (ORM) in DBMS?

With Object-Relational Mapping, it becomes much easier to work with an object-oriented programming language and relational database. Fundamentally, it acts as a translator, translating data between the database and the application without any hitch. ORM enables developers to work with objects in their programming language which are mapped to corresponding database entities, such as tables, views, or stored procedures....

Query Language

ORM framework is usually a query language designed with object-oriented features for interacting with the database. For example, Hibernate Package which is a Java-based ORM framework, makes use of Hibernate Query Language (HQL). HQL allows developers to express database queries by using object-oriented syntax enabling themselves to get data with ease, manipulating it without directly dealing with SQL....

Benefits of ORM

Abstraction of Database Complexity: ORM insulates the developers from the complexity of SQL queries and database schema features. Illustration: Such abstraction enables the programmers to concentrate on their application’s logic and mechanics while avoiding lower-level database interactions. Portability: ORM ensures code portability through abstraction between the application and the database. Developers can switch between various database systems with little code changes since the object-relational mapping framework deals with the details of database-specific queries. Code Reusability: ORM boosts the code reusability by a classic way of relationship with databases. Developers can use a single codebase with different databases which makes it easier to maintain and scale applications. Maintenance and Scalability: ORM facilitates application maintenance via schema change and updates management. Aside from that, it enables scalability due to the ability for developers to optimize and fine-tune database interactions without major changes in application code....

Significance in Modern Software Development

With the progress of software development, effective and adaptable data management becomes crucial. Object-relational mapping (ORM) is a critical part of modern software development, it increases productivity, shortens development time and results in a more neat and maintainable code quality. It facilitates developers to take advantage of the pros of object-oriented programming, as well as relational databases, without all the complications of manual data processing....

Conclusion

Object-Relational Mapping (ORM) is a potent paradigm that provides an easy way to use object-oriented programming languages with relational databases. Through hiding the complexities of database interactions ORM makes the development process easier, the code more maintainable, and an application more scalable. With technology evolving, Object Relational Mapping stays useful for programmers, creating that connection between the object and relational databases....

Frequently Asked Questions on Object Relational Mapping – FAQs

Why is ORM so handy?...