What namespace are for in Drupal?

Summary. Drupal 8 implements the PSR-4 standard for package-based PHP namespace autoloading by the PHP Framework Interoperability Group. Upgrading Drupal 7 modules to Drupal 8 will require using PSR-4 standards.

What web server does Drupal use?

Apache
Apache is the most commonly used web server for Drupal. Drupal will work on Apache 2. x hosted on UNIX/Linux, OS X, or Windows. The majority of Drupal development and deployment is done on Apache, so there are more community experiences and testings performed on Apache than on other web servers.

What is dependency injection in Drupal 8?

Dependency injection is the preferred method for accessing and using services in Drupal 8 and should be used whenever possible. Rather than calling out to the global services container, services are instead passed as arguments to a constructor or injected via setter methods.

What is a namespace in computer science?

A namespace is a declarative region that provides a scope to the identifiers (the names of types, functions, variables, etc) inside it. Namespaces are used to organize code into logical groups and to prevent name collisions that can occur especially when your code base includes multiple libraries.

Which database does Drupal use?

MySQL, MariaDB, or Percona Server (Recommended) Note: Drupal itself will generally operate with a default MariaDB/MySQL configuration. A more complex site will likely require configuration changes for the database. You can solve these common configuration issues using this documentation.

What are the system requirement for installing Drupal 8?

Drupal 8 requires a minimum of PHP 5.5. 9 to run and operate, but PHP7+ is recommended to take advantage of the speed and caching improvement. SiteGround servers provide multiple PHP versions setup. PHP memory requirements can vary significantly depending on the modules in use on your site.

Does Drupal require PHP?

PHP versions supported Recommended? Drupal 10 requires at least PHP 8.1.

What is caching in Drupal?

The application-level caching in Drupal ensures that the cached pages are separately stored from the site content (which goes into the database). You can’t set this up, except for guiding Drupal where to save cached pages explicitly.

What is service container in Drupal?

A service container (or dependency injection container) is a PHP object that manages the instantiation of services. Drupal’s service container is built on top of the Symfony service container. Documentation on the structure of this file, special characters, optional dependencies, etc.

Why do you need namespaces?

Namespaces are used to organize code into logical groups and to prevent name collisions that can occur especially when your code base includes multiple libraries. All identifiers at namespace scope are visible to one another without qualification.

What is namespace in API?

Using the Namespaces API, you can easily partition data across tenants simply by specifying a unique namespace string for each tenant. You simply set the namespace for each tenant globally using the namespace manager (as opposed to setting it explicitly for a specific request).

Does Drupal have a database?

Drupal’s database abstraction layer provides a unified database query API that can query different underlying databases. It is built upon PHP’s PDO (PHP Data Objects) database API, and inherits much of its syntax and semantics.

What is Drupal built on?

The Drupal project is open source software. Anyone can download, use, work on, and share it with others. It’s built on principles like collaboration, globalism, and innovation. It’s distributed under the terms of the GNU General Public License (GPL).

What database does Drupal use?

What technology does Drupal use?

It uses PHP Data Objects to abstract the database. Microsoft has written a database driver for their SQL Server. Drupal 7 supports the file-based SQLite database engine, which is part of the standard PHP distribution.