How does Wikipedia store its data?

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How does Wikipedia store its data?

MediaWiki uses PHP running on a MySQL database. Mituzas said MySQL instances range from 200 to 300 gigabytes. In addition to Squid, Wikipedia uses Memcached and the Linux Virtual Server load balancer. Wikipedia also uses database sharding to set up master-slave relationships between databases.

Where is Wikipedia information stored?

The Wikimedia Foundation’s servers are spread out in five colocation data centers in Virginia, Texas and San Francisco in the United States, Amsterdam in Europe, and Singapore in Asia.

Does Wikipedia have a database?

Overview. Much of the data that makes up the Wikipedia encyclopedia is stored in a SQL database. It can sometimes be useful to run queries against this database to extract information that is otherwise hard to find.

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How big is a backup of Wikipedia?

In April 2010, the size of the full English Wikipedia edit history was 5.6 TB uncompressed. As of June 2015, the dump of all pages with complete edit history in XML format at enwiki dump progress on 20150602 is about 100 GB compressed using 7-Zip, and 10 TB uncompressed.

How are Wiki pages stored?

All wiki pages are stored in the /wiki/ directory of your project’s Subversion repository, as files ending in . wiki (other files and subdirectories will be ignored).

Where does the wiki store its data?

Most of the critical data in the wiki is stored in the database. When using the default MySQL or MariaDB backend, the database can be dumped into a script file which can be used later to recreate the database and all the data in it from scratch. See the package on Debian:

How can I backup the wiki?

On Windows, applications such as WinZip or 7-zip can be used if preferred. It should be possible to backup the entire “wiki” folder in “htdocs” if using XAMPP. It is also a good idea to create an XML dump in addition to the database dump.

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How to download the entire Wikipedia database?

The entire Wikipedia database can be downloaded via Wikipedia dumps in SQL and XML. This add-on allows you to extract data, not only from Wikipedia, but also from Wikidata. Wikidata is a free knowledge database that stores data in a machine-friendly format.

Is Wikipedia a reliable source of information?

Wikipedia is a trusted source of information that ranks for the majority of two-word search queries, so looking at its data can reveal trends and popularity. With this post, you are a few clicks away from creating a simple data mining tool.