March 2019
Intermediate to advanced
580 pages
15h 3m
English
Content preview from Drupal 8 Module Development - Second Edition
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Databases and MySQL
In the past, Drupal has supported two databases—MySQL and PostgreSQL. Drupal 7 and 8 have moved beyond this. Drupal now uses the powerful PHP Data Objects (PDO) library that is standard in PHP 7. This library is an abstraction layer that allows developers to support numerous databases, including MySQL, PostgreSQL, SQLite, and MariaDB.
The minimum database versions for Drupal 8.7 are as follows:
- MySQL 5.5.3/MariaDB 5.5.20/Percona Server 5.5.8 or higher with PDO and an InnoDB-compatible primary storage engine
- PostgreSQL 9.1.2 or higher with PDO SQLite 3.7.11 or higher
- SQLite 3.7.11 or higher
Additionally, Drupal provides a powerful database API along with SQL coding conventions that make it easy to interact with your database—which, ...
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