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path: root/includes/installer/Ibm_db2Updater.php
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<?php
/**
 * IBM_DB2-specific updater.
 *
 * @file
 * @ingroup Deployment
 */

/**
 * Class for handling updates to IBM_DB2 databases.
 *
 * @ingroup Deployment
 * @since 1.17
 */
class Ibm_db2Updater extends DatabaseUpdater {

	/**
	 * Get the changes in the DB2 database scheme since MediaWiki 1.14
	 * @return array
	 */
	protected function getCoreUpdateList() {
		return array(
			// 1.14
			array( 'addField', 'site_stats',    'ss_active_users',  'patch-ss_active_users.sql' ),
			array( 'addField', 'ipblocks',      'ipb_allow_usertalk', 'patch-ipb_allow_usertalk.sql' ),

			// 1.15
			array( 'addTable', 'change_tag',                        'patch-change_tag.sql' ),
			array( 'addTable', 'tag_summary',                       'patch-change_tag_summary.sql' ),
			array( 'addTable', 'valid_tag',                         'patch-change_valid_tag.sql' ),

			// 1.16
			array( 'addTable', 'user_properties',                   'patch-user_properties.sql' ),
			array( 'addTable', 'log_search',                        'patch-log_search.sql' ),
			array( 'addField', 'logging',       'log_user_text',    'patch-log_user_text.sql' ),
			array( 'addTable', 'l10n_cache',                        'patch-l10n_cache.sql' ),
			array( 'addTable', 'external_user',                     'patch-external_user.sql' ),
			array( 'addIndex', 'log_search',    'ls_field_val',     'patch-log_search-rename-index.sql' ),
			array( 'addIndex', 'change_tag',    'change_tag_rc_tag', 'patch-change_tag-indexes.sql' ),
			array( 'addField', 'redirect',      'rd_interwiki',     'patch-rd_interwiki.sql' ),

			// 1.17
			array( 'addTable', 'iwlinks',                            'patch-iwlinks.sql' ),
			array( 'addField', 'updatelog',     'ul_value',          'patch-ul_value.sql' ),
			array( 'addField', 'interwiki',     'iw_api',            'patch-iw_api_and_wikiid.sql' ),
			array( 'addField', 'categorylinks', 'cl_collation',      'patch-categorylinks-better-collation.sql' ),
			array( 'addTable', 'msg_resource',                       'patch-msg_resource.sql' ),
			array( 'addTable', 'module_deps',                        'patch-module_deps.sql' ),

			// Tables
			array( 'addTable', 'iwlinks',                            'patch-iwlinks.sql' ),
			array( 'addTable', 'msg_resource_links',                 'patch-msg_resource_links.sql' ),
			array( 'addTable', 'msg_resource',                       'patch-msg_resource.sql' ),
			array( 'addTable', 'module_deps',                        'patch-module_deps.sql' ),

			// Indexes
			array( 'addIndex', 'msg_resource_links', 'uq61_msg_resource_links', 'patch-uq_61_msg_resource_links.sql' ),
			array( 'addIndex', 'msg_resource',   'uq81_msg_resource', 'patch-uq_81_msg_resource.sql' ),
			array( 'addIndex', 'module_deps',    'uq96_module_deps',  'patch-uq_96_module_deps.sql' ),

			// Fields
			array( 'addField', 'categorylinks',  'cl_sortkey_prefix', 'patch-cl_sortkey_prefix-field.sql' ),
			array( 'addField', 'categorylinks',  'cl_collation',      'patch-cl_collation-field.sql' ),
			array( 'addField', 'categorylinks',  'cl_type',           'patch-cl_type-field.sql' ),
			array( 'addField', 'interwiki',      'iw_api',            'patch-iw_api-field.sql' ),
			array( 'addField', 'interwiki',      'iw_wikiid',         'patch-iw_wikiid-field.sql' )
		);
	}
}