What is Doctrine in Symfony?

Doctrine is totally decoupled from Symfony and using it is optional. This chapter is all about the Doctrine ORM, which aims to let you map objects to a relational database (such as MySQL, PostgreSQL or Microsoft SQL). You can also persist data to MongoDB using Doctrine ODM library.

Herein, what is ORM in Symfony?

It is a collection of rules that informs Doctrine ORM exactly how the Student class and its properties are mapped to a specific database table. Well, this metadata can be specified in a number of different formats, including YAML, XML or you can directly pass Student class using annotations.

Furthermore, what is doctrine DBAL? The Doctrine Database Abstraction Layer (DBAL) is an abstraction layer that sits on top of PDO and offers an intuitive and flexible API for communicating with the most popular relational databases.

Furthermore, what is doctrine database?

The Doctrine Project (or Doctrine) is a set of PHP libraries primarily focused on providing persistence services and related functionality. Its prize projects are an object-relational mapper (ORM) and the database abstraction layer it is built on top of.

What is ORM framework?

ORM is yet another nerd-acronym, it is short for Object Relational Mapping. In a nutshell, an ORM framework is written in an object oriented language (like PHP, Java, C# etc…) and it is designed to virtually wrap around a relational database.

What is Type ORM?

Object-relational mapping (ORM, O/RM, and O/R mapping tool) in computer science is a programming technique for converting data between incompatible type systems using object-oriented programming languages. This creates, in effect, a “virtual object database” that can be used from within the programming language.

What does doctrine mean in law?

Doctrine is a legal principle that is widely adhered to. It is a rule or principle of the law established through the repeated application of legal precedents. Common law lawyers use this term to refer to an established method of resolving similar fact or legal issues as in "the doctrine of stare decisis".