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Trino is an open-source distributed SQL query engine designed to query large data sets distributed over one or more heterogeneous data sources. [1] Trino can query data lakes that contain a variety of file formats such as simple row-oriented CSV and JSON data files to more performant open column-oriented data file formats like ORC or Parquet [2] [3] residing on different storage systems like ...
Wikipedia preprocessor (wikiprep.pl) is a Perl script that preprocesses raw XML dumps and builds link tables, category hierarchies, collects anchor text for each article etc. Wikipedia SQL dump parser is a .NET library to read MySQL dumps without the need to use MySQL database; WikiDumpParser – a .NET Core library to parse the database dumps.
The API [4] requires a developer to read and understand how to interact with the source CMS’s API layer then develop an application that extracts the content and stores it in a database, XML file, or Excel. Once the content is extracted the developer must read and understand the target CMS API and develop code to push the content into the new ...
2 stars: data is available in a structured format, such as Microsoft Excel file format (.xls). 3 stars: data is available in a non-proprietary structured format, such as Comma-separated values (.csv). 4 stars: data follows W3C standards, like using RDF and employing URIs. 5 stars: all of the others, plus links to other Linked Open Data sources.
Use the API to fetch data in XML or JSON packaging; The backup script dumpBackup.php dumps all the wiki pages into an XML file. dumpBackup.php only works on MediaWiki 1.5 or newer. You need to have direct access to the server to run this script.
^ PHP will unserialize any floating-point number correctly, but will serialize them to their full decimal expansion. For example, 3.14 will be serialized to 3.140 000 000 000 000 124 344 978 758 017 532 527 446 746 826 171 875. ^ XML data bindings and SOAP serialization tools provide type-safe XML serialization of programming data structures ...
Comma-separated values (CSV) is a text file format that uses commas to separate values, and newlines to separate records. A CSV file stores tabular data (numbers and text) in plain text, where each line of the file typically represents one data record.
Data can be typed directly into cells in the data table. Entire blocks of data may be cut-and-pasted into the data table. Text files (.csv, .txt, etc.) and Microsoft Excel files (.xls and .xlsx) can be drag-and-dropped into the data table. Data can be pulled into StatCrunch directly from Wikipedia tables or other Web tables, including multi ...