What is MIME type "application/x-sas-view"?

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

application/x-sas-view is the MIME type for SAS Data Set View files. These files store instructions for dynamically accessing data rather than holding the complete data set.

They work as pointers. Instead of duplicating all data, they define how and when to read data from a SAS data set. This leads to improved performance and efficient memory use.

Dynamic Data Access: The file acts as a reference for subsets of a larger data set.
Memory Efficiency: It avoids replicating data by only describing what to extract.
Data Transformation: It often includes logic for data filtering or on-the-fly transformations.

These files are commonly used by SAS software. The main file types associated with this MIME type are SAS7BVEW and SV7.

For additional details on SAS products and file types, visit the SAS website.

Associated file extensions

.sas7bvew, .sv7

Usage Examples

HTTP Header

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


    Content-Type: application/x-sas-view

HTML

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


    <a href="file.dat" type="application/x-sas-view">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/x-sas-view');
      res.end('Content here');
    }).listen(3000);

Associated file extensions

.sas7bvew, .sv7

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.