The following setting switches fully MediaWiki to the new, MCR enabled database schema for revision storage:
$wgMultiContentRevisionSchemaMigrationStage = SCHEMA_COMPAT_NEW;
The following setting switches fully MediaWiki to the new, MCR enabled database schema for revision storage:
$wgMultiContentRevisionSchemaMigrationStage = SCHEMA_COMPAT_NEW;
Subject | Repo | Branch | Lines +/- | |
---|---|---|---|---|
Labs: set MCR migration stage to SCHEMA_COMPAT_NEW | operations/mediawiki-config | master | +1 -1 |
Change 540083 had a related patch set uploaded (by Daniel Kinzler; owner: Daniel Kinzler):
[operations/mediawiki-config@master] Labs: set MCR migration stage to SCHEMA_COMPAT_NEW
Change 540083 merged by jenkins-bot:
[operations/mediawiki-config@master] Labs: set MCR migration stage to SCHEMA_COMPAT_NEW
Re-opening. This broke Special:Export, see e.g.
https://en.wikipedia.beta.wmflabs.org/wiki/Special:Export/0.42323637011943815
Presumably this has been broken for several weeks now. Apparently nobody noticed.
Stack trace:
Internal error - Wikipedia</title><style>body { font-family: sans-serif; margin: 0; padding: 0.5em 2em; }</style></head><body> <p>[XbcXTqwQBHcAABCBKksAAAAN] /wiki/Special:Export/0.42323637011943815 MWException from line 357 of /srv/mediawiki/php-master/includes/export/WikiExporter.php: Cannot use WikiExporter with SCHEMA_COMPAT_WRITE_OLD mode disabled! Support for dumping from the new schema is not implemented yet!</p><p>Backtrace:</p><p>#0 /srv/mediawiki/php-master/includes/export/WikiExporter.php(288): WikiExporter->dumpPages(string, boolean)<br /> #1 /srv/mediawiki/php-master/includes/export/WikiExporter.php(197): WikiExporter->dumpFrom(string)<br /> #2 /srv/mediawiki/php-master/includes/specials/SpecialExport.php(408): WikiExporter->pageByTitle(Title)<br /> #3 /srv/mediawiki/php-master/includes/specials/SpecialExport.php(191): SpecialExport->doExport(string, integer, boolean, boolean)<br /> #4 /srv/mediawiki/php-master/includes/specialpage/SpecialPage.php(575): SpecialExport->execute(string)<br /> #5 /srv/mediawiki/php-master/includes/specialpage/SpecialPageFactory.php(607): SpecialPage->run(string)<br /> #6 /srv/mediawiki/php-master/includes/MediaWiki.php(298): MediaWiki\Special\SpecialPageFactory->executePath(Title, RequestContext)<br /> #7 /srv/mediawiki/php-master/includes/MediaWiki.php(967): MediaWiki->performRequest()<br /> #8 /srv/mediawiki/php-master/includes/MediaWiki.php(530): MediaWiki->main()<br /> #9 /srv/mediawiki/php-master/index.php(44): MediaWiki->run()<br /> #10 /srv/mediawiki/w/index.php(3): require(string)<br /> #11 {main}