Thank you! On Fri, Jul 5, 2019 at 10:40 AM Alaa Sarhan <alaa.sar...@wikimedia.de> wrote:
> Hello all, > > This is an update regarding the progress and dates of migration of wb_terms > table replacement solution in Wikidata production environment. > > We have successfully put Wikidata production in the stage where property > terms are stored in and written to both the old store (wb_terms table) and > the new replacement store. Retrieving property terms is still being done > using the old store. > > > *The previously announced dates are no longer effective.* No changes to > tools are needed yet. Tools can continue to read from the old store > (wb_terms table) for the moment. There will be a later announcement > regarding the date when tools have to switch to reading property terms from > the new store. > > The next step will be to go to the stage of retrieving property terms from > the new store, while we keep storing them in both stores. That step is > blocked by a problem we discovered while testing that switch on beta > cluster, and we are working on solving it at the moment ( > https://phabricator.wikimedia.org/T226008). > > As for item terms, and in the light of the new information about switching > master node to a better host (https://phabricator.wikimedia.org/T227062) > that can actually host the migration of them till the end, we have as well > decided to push out item terms migration on hold until after that failover > is done and is stable. > > The migration of all item terms will take weeks to finish, but it isn’t > clear yet how long exactly. We will run it in several stages and there will > be separate announcements regarding those stages to announce and inform > about how to deal with it, in case it affects your work. > > You can find more information regarding those dates and how to prepare for > them in https://phabricator.wikimedia.org/T221765 > <https://phabricator.wikimedia.org/T221765>, and we have dedicated > https://phabricator.wikimedia.org/project/view/4014 > <https://phabricator.wikimedia.org/project/view/4014/> to receive and help > with any questions from tool builders that need to update their tools > accordingly. > > (email & wiki) In order to keep all discussions in one place, we kindly ask > you to react or ask your questions > https://phabricator.wikimedia.org/T221764 > . > > Thanks, > > On Wed, 15 May 2019 at 15:06, Léa Lacroix <lea.lacr...@wikimedia.de> > wrote: > > > Hello all, > > > > This is an update regarding the dates of test environment and migration > of wb_terms > > table replacement solution > > <https://lists.wikimedia.org/pipermail/wikidata/2019-April/012987.html>. > > > > Due to various complications that the developers in the Wikidata team > have > > been working on solving over the last few weeks, we unfortunately will > have > > to push the dates for when a test environment for tools builders will be > > ready, which was supposed to be ready today, and the following dates for > > starting migration of wb_terms data into the new schema in production. > > > > The new dates are: > > > > - 29th of May: Test environment for tool builders will be ready > > - 12th of June: Property Terms migration starts > > - 19th of June: Read property terms from new schema on Wikidata > > - 26th of June: Item terms migration begins > > - 3rd of July: Read item terms from one of the two schemas (as > > explained in this task <https://phabricator.wikimedia.org/T221765>) > > > > You can find more information regarding those dates and how to prepare > for > > them in this task <https://phabricator.wikimedia.org/T221765>, and we > > have dedicated a board > > <https://phabricator.wikimedia.org/project/view/4014> to receive and > help > > with any questions from tool builders that need to update their tools > > accordingly. > > > > In order to keep all discussions in one place, we kindly ask you to react > > or ask your questions on Phabricator > > <https://phabricator.wikimedia.org/T221764>. > > > > As a reminder, if you want to discuss with the developers, ask questions > > and get help in order to update your tools, you can join the IRC > Mediawiki > > meeting, today at 15:00 UTC on #wikimedia-tech. > > > > Thanks, > > > > Léa > > > > On Wed, 24 Apr 2019 at 16:30, Léa Lacroix <lea.lacr...@wikimedia.de> > > wrote: > > > >> Hello all, > >> > >> This is an important announcement for all the tool builders and > >> maintainers who access Wikidata’s data by *querying directly Labs > >> database replicas*. > >> > >> In May-June 2019, the Wikidata development team will drop the wb_terms > >> table from the database in favor of a new optimized schema. Over years, > >> this table has become too big, causing various issues. > >> > >> This change requires the tools using wb_terms to be updated. Developers > >> and maintainers will need to *adapt their code* to the new schema before > >> the migration starts and switch to the new code when the migration > starts. > >> > >> The migration will start on *May 29th*. On May 15th, a test system will > >> be available for you to test your code. > >> > >> The table being used by plenty of external tools, we are setting up a > >> process to make sure that the change can be done together with the > >> developers and maintainers, without causing issues and broken tools. > Most > >> of the documentation and updates will take place on Phabricator: > >> > >> - In this Phabricator task < > https://phabricator.wikimedia.org/T221764>, > >> you can find a description of the changes and the process, and you > can ask > >> for more details or for help in the comments. This is also where > updates > >> will be announced if necessary. > >> - On the Tool Builders Migration board > >> < > https://phabricator.wikimedia.org/tag/wb_terms_-_tool_builders_migration> > >> you will find all the details about the migration, how to update your > >> tool <https://phabricator.wikimedia.org/T221765>, and you can add > >> your own tasks. > >> - If you need to discuss with the Wikidata developers or get more > >> specific help, we set up two dedicated IRC meetings and a session at > the > >> Wikimedia hackathon. More information in this task > >> <https://phabricator.wikimedia.org/T221764>. > >> > >> We are aware that this change will ask you to make some important > changes > >> in your code, and we are willing to help you as much as our resources > allow > >> us to. We hope that you will understand that this change is made to > avoid > >> bigger issues in the near future. > >> > >> Note that this change is not impacting Wikibase instances outside of > >> Wikidata. A dedicated migration plan and announcement will follow. > >> > >> We strongly encourage you to not wait until last minute to make the > >> changes in your code. If you have any question or issue, we will be > happy > >> to help. In order to keep the discussions in one place, please ask > >> questions or raise issues directly in the Phabricator task and board. > >> > >> Thanks for your understanding, > >> Cheers, > >> -- > >> Léa Lacroix > >> Project Manager Community Communication for Wikidata > >> > >> Wikimedia Deutschland e.V. > >> Tempelhofer Ufer 23-24 > >> 10963 Berlin > >> www.wikimedia.de > >> > >> Wikimedia Deutschland - Gesellschaft zur Förderung Freien Wissens e. V. > >> > >> Eingetragen im Vereinsregister des Amtsgerichts Berlin-Charlottenburg > >> unter der Nummer 23855 Nz. Als gemeinnützig anerkannt durch das > Finanzamt > >> für Körperschaften I Berlin, Steuernummer 27/029/42207. > >> > > > > > > -- > > Léa Lacroix > > Project Manager Community Communication for Wikidata > > > > Wikimedia Deutschland e.V. > > Tempelhofer Ufer 23-24 > > 10963 Berlin > > www.wikimedia.de > > > > Wikimedia Deutschland - Gesellschaft zur Förderung Freien Wissens e. V. > > > > Eingetragen im Vereinsregister des Amtsgerichts Berlin-Charlottenburg > > unter der Nummer 23855 Nz. Als gemeinnützig anerkannt durch das Finanzamt > > für Körperschaften I Berlin, Steuernummer 27/029/42207. > > _______________________________________________ > > Wikidata-tech mailing list > > Wikidata-tech@lists.wikimedia.org > > https://lists.wikimedia.org/mailman/listinfo/wikidata-tech > > > > > -- > > Alaa Sarhan > Full Stack Developer > > Wikimedia Deutschland e. V. | Tempelhofer Ufer 23-24 | 10963 Berlin > Phone: +49 (0)30 219 158 26-0https://wikimedia.de > > Imagine a world in which every single human being can freely share in > the sum of all knowledge. Help us to achieve our > vision!https://spenden.wikimedia.de > > Wikimedia Deutschland – Gesellschaft zur Förderung Freien Wissens e. > V. Eingetragen im Vereinsregister des Amtsgerichts > Berlin-Charlottenburg unter der Nummer 23855 B. Als gemeinnützig > anerkannt durch das Finanzamt für Körperschaften I Berlin, > Steuernummer 27/029/42207. > _______________________________________________ > Wikitech-l mailing list > wikitec...@lists.wikimedia.org > https://lists.wikimedia.org/mailman/listinfo/wikitech-l
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