On 6/10/19 4:25 PM, Stas Malyshev wrote: >> Just a note here: Virtuoso is also a full RDMS, so you could probably >> keep wikibase db in the same cluster and fix the asynchronicity. That is > Given how the original data is stored (JSON blob inside mysql table) it > would not be very useful. In general, graph data model and Wikitext data > model on top of which Wikidata is built are very, very different, and > expecting same storage to serve both - at least without very major and > deep refactoring of the code on both sides - is not currently very > realistic. And of course moving any of the wiki production databases to > Virtuoso would be a non-starter. Given than original Wikidata database > stays on Mysql - which I think is a reasonable assumption - there would > need to be a data migration pipeline for data to come from Mysql to > whatever is the WDQS NG storage. >
Hi Stas, Data living in an RDBMS engine distinct from Virtuoso is handled via the engines Virtual Database module i.e., you can build powerful RDF Views over ODBC- or JDBC- accessible data using Virtuoso. These view also have the option of being materialized etc.. [1] https://medium.com/virtuoso-blog/conceptual-data-virtualization-for-sql-and-rdf-using-open-standards-24520925c7ce -- Conceptual Data Virtualization using Virtuoso [2] https://medium.com/virtuoso-blog/generate-relational-tables-to-rdf-relational-graphs-mappings-using-virtuosos-rdb2rdf-wizard-c4b83402599a -- RDF Views generation over SQL RDBMS data sources using the Virtuoso Wizard -- Regards, Kingsley Idehen Founder & CEO OpenLink Software Home Page: http://www.openlinksw.com Community Support: https://community.openlinksw.com Weblogs (Blogs): Company Blog: https://medium.com/openlink-software-blog Virtuoso Blog: https://medium.com/virtuoso-blog Data Access Drivers Blog: https://medium.com/openlink-odbc-jdbc-ado-net-data-access-drivers Personal Weblogs (Blogs): Medium Blog: https://medium.com/@kidehen Legacy Blogs: http://www.openlinksw.com/blog/~kidehen/ http://kidehen.blogspot.com Profile Pages: Pinterest: https://www.pinterest.com/kidehen/ Quora: https://www.quora.com/profile/Kingsley-Uyi-Idehen Twitter: https://twitter.com/kidehen Google+: https://plus.google.com/+KingsleyIdehen/about LinkedIn: http://www.linkedin.com/in/kidehen Web Identities (WebID): Personal: http://kingsley.idehen.net/public_home/kidehen/profile.ttl#i : http://id.myopenlink.net/DAV/home/KingsleyUyiIdehen/Public/kingsley.ttl#this
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