Database

This file deals with database interface functions and query specifics/optimisations. More...

Files
file	AtomicSectionIdentifier.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	ChronologyProtector.php
	Generator of database load balancing objects.
file	CloneDatabase.php
	Helper class for making a copy of the database, mostly for unit testing.
file	ConnectionManager.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	Database.php
file	DatabaseDomain.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DatabaseMysqlBase.php
	This is the MySQL database abstraction layer.
file	DatabaseMysqli.php
	This is the MySQLi database abstraction layer.
file	DatabasePostgres.php
	This is the Postgres database abstraction layer.
file	DatabaseSqlite.php
	This is the SQLite database abstraction layer.
file	DBAccessBase.php
	Base class for objects that allow access to other wiki's databases using the foreign database access mechanism implemented by LBFactoryMulti.
file	DBAccessError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBAccessObjectUtils.php
	This file contains database access object related constants.
file	DBConnectionError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBQueryDisconnectedError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBQueryError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBQueryTimeoutError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBReadOnlyError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBReadOnlyRoleError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBReplicationWaitError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBTransactionError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBTransactionSizeError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBTransactionStateError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	DBUnexpectedError.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	IDBAccessObject.php
	This file contains database access object related constants.
file	ILBFactory.php
	Generator and manager of database load balancing objects.
file	ILoadBalancer.php
	Database load balancing interface.
file	ILoadMonitor.php
	Database load monitoring interface.
file	LBFactory.php
	Generator and manager of database load balancing objects.
file	LBFactoryMulti.php
	Advanced generator of database load balancing objects for database farms.
file	LBFactorySimple.php
	Generator of database load balancing objects.
file	LBFactorySingle.php
	Simple generator of database connections that always returns the same object.
file	LoadBalancerSingle.php
	Simple generator of database connections that always returns the same object.
file	LoadMonitor.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	LoadMonitorMySQL.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	LoadMonitorNull.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	MWLBFactory.php
	Generator of database load balancing objects.
file	SessionConsistentConnectionManager.php
	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
file	Subquery.php
	This file deals with database interface functions and query specifics/optimisations.

Classes
class	Wikimedia\Rdbms\Database
	Relational database abstraction object. More...
class	Wikimedia\Rdbms\DatabaseMysqlBase
	Database abstraction object for MySQL. More...
class	Wikimedia\Rdbms\DatabaseMysqli
	Database abstraction object for PHP extension mysqli. More...
class	Wikimedia\Rdbms\DatabasePostgres
class	Wikimedia\Rdbms\DatabaseSqlite
class	Wikimedia\Rdbms\DBAccessError
	Exception class for attempted DB access. More...
class	Wikimedia\Rdbms\DBConnectionError
class	Wikimedia\Rdbms\DBConnRef
	Helper class used for automatically marking an IDatabase connection as reusable (once it no longer matters which DB domain is selected) and for deferring the actual network connection. More...
class	Wikimedia\Rdbms\DBError
	Database error base class. More...
class	Wikimedia\Rdbms\DBExpectedError
	Base class for the more common types of database errors. More...
class	Wikimedia\Rdbms\DBQueryDisconnectedError
class	Wikimedia\Rdbms\DBQueryError
class	Wikimedia\Rdbms\DBQueryTimeoutError
	Error thrown when a query times out. More...
class	Wikimedia\Rdbms\DBReadOnlyError
class	Wikimedia\Rdbms\DBReadOnlyRoleError
	Exception class for attempted DB write access to a DBConnRef with the DB_REPLICA role. More...
class	Wikimedia\Rdbms\DBReplicationWaitError
	Exception class for replica DB wait errors. More...
class	Wikimedia\Rdbms\DBTransactionError
class	Wikimedia\Rdbms\DBTransactionSizeError
class	Wikimedia\Rdbms\DBTransactionStateError
class	Wikimedia\Rdbms\DBUnexpectedError
interface	Wikimedia\Rdbms\Field
	Base for all database-specific classes representing information about database fields. More...
interface	Wikimedia\Rdbms\IBlob
	Wrapper allowing us to distinguish a blob from a normal string and an array of strings. More...
interface	Wikimedia\Rdbms\IDatabase
	Basic database interface for live and lazy-loaded relation database handles. More...
interface	Wikimedia\Rdbms\ILBFactory
	An interface for generating database load balancers. More...
interface	Wikimedia\Rdbms\ILoadBalancer
	Database cluster connection, tracking, load balancing, and transaction manager interface. More...
interface	Wikimedia\Rdbms\ILoadMonitor
	An interface for database load monitoring. More...
interface	Wikimedia\Rdbms\IMaintainableDatabase
	Advanced database interface for IDatabase handles that include maintenance methods. More...
interface	Wikimedia\Rdbms\IResultWrapper
	Result wrapper for grabbing data queried from an IDatabase object. More...
class	Wikimedia\Rdbms\LBFactory
	An interface for generating database load balancers. More...
class	Wikimedia\Rdbms\LBFactoryMulti
	A multi-database, multi-master factory for Wikimedia and similar installations. More...
class	Wikimedia\Rdbms\LoadBalancer
	Database connection, tracking, load balancing, and transaction manager for a cluster. More...
class	Wikimedia\Rdbms\LoadMonitor
	Basic DB load monitor with no external dependencies Uses memcached to cache the replication lag for a short time. More...
class	Wikimedia\Rdbms\LoadMonitorMySQL
	Basic MySQL load monitor with no external dependencies Uses memcached to cache the replication lag for a short time. More...
class	Wikimedia\Rdbms\MaintainableDBConnRef
	Helper class to handle automatically marking connections as reusable (via RAII pattern) as well handling deferring the actual network connection until the handle is used. More...
class	MWLBFactory
	MediaWiki-specific class for generating database load balancers. More...
class	Wikimedia\Rdbms\ResultWrapper
	Result wrapper for grabbing data queried from an IDatabase object. More...

Detailed Description

This file deals with database interface functions and query specifics/optimisations.

This group deals with database interface functions and query specifics/optimisations.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. http://www.gnu.org/copyleft/gpl.html