What is MIME type "application/vnd.sparql-generate"?

A MIME type is a string that tells browsers and other tools how to handle a particular kind of file.

application/vnd.sparql-generate is a MIME type for files that contain SPARQL-Generate queries. These queries go beyond standard SPARQL by not only retrieving but also generating and transforming data. They often convert different input formats into RDF.

Files using this MIME type drive complex data workflows. They allow programs to pull data from formats like JSON, XML, or CSV and reconstruct it as linked data. Such dynamic queries are key in data integration and transformation projects. These files typically have the extension RQG.

For further reading on related query languages and transformations, consider checking out the SPARQL 1.1 Query Language specification.

Associated file extensions

.rqg

Usage Examples

HTTP Header

When serving content with this MIME type, set the Content-Type header:


    Content-Type: application/vnd.sparql-generate

HTML

In HTML, you can specify the MIME type in various elements:


    <a href="file.dat" type="application/vnd.sparql-generate">Download file</a>

Server-side (Node.js)

Setting the Content-Type header in Node.js:


    const http = require('http');
    
    http.createServer((req, res) => {
      res.setHeader('Content-Type', 'application/vnd.sparql-generate');
      res.end('Content here');
    }).listen(3000);

Associated file extensions

.rqg

FAQ

What is a MIME type?

A MIME (Multipurpose Internet Mail Extensions) type is a standard that indicates the nature and format of a document, file, or assortment of bytes. MIME types are defined and standardized in IETF's RFC 6838.

MIME types are important because they help browsers and servers understand how to process a file. When a browser receives a file from a server, it uses the MIME type to determine how to display or handle the content, whether it's an image to display, a PDF to open in a viewer, or a video to play.

MIME types consist of a type and a subtype, separated by a slash (e.g., text/html, image/jpeg, application/pdf). Some MIME types also include optional parameters.

How do I find the MIME type for a file?

You can check the file extension or use a file identification tool such as file --mime-type on the command line. Many programming languages also provide libraries to detect MIME types.

Why are multiple MIME types listed for one extension?

Different applications and historical conventions may use alternative MIME identifiers for the same kind of file. Showing them all helps ensure compatibility across systems.