db Directory Reference

Files
file	access.php
	Capability definitions for Moodle core.
file	analytics.php
	Defines the built-in prediction models provided by the Moodle core.
file	caches.php
	Core cache definitions.
file	events.php
	Definition of core event observers.
file	install.php
	This file is executed right after the install.xml.
file	log.php
	Definition of log events associated with the current component.
file	messageinbound_handlers.php
	Inbound Message Handlers for core.
file	messages.php
	Defines message providers (types of messages being sent)
file	renamedclasses.php
	This file contains mappings for classes that have been renamed so that they meet the requirements of the autoloader.
file	services.php
	Core external functions and service definitions.
file	tag.php
	Tag area definitions.
file	tasks.php
	Definition of core scheduled tasks.
file	upgrade.php
	This file keeps track of upgrades to Moodle.
file	upgradelib.php
	Upgrade helper functions.