Indexed Database API

From Wikipedia, the free encyclopedia

The Indexed Database API, or Indexed DB (formerly WebSimpleDB), is a proposed[1] web browser standard interface for a local database of records holding simple values and hierarchical objects. Indexed DB was initially proposed by Oracle in 2009.[2]

Indexed DB could be used for browser implemented functions, such as bookmarks, as well as web applications, such as email. An open-source reference implementation of the Indexed Database API exists for testing and experimentation purposes.[3]

Preliminary support for Indexed DB is included by Firefox (since version 4[4]), Google Chrome (since version 11[5]), and by the Internet Explorer 10 Consumer Preview and Metro style apps.[6]

Safari, Chrome 4 and Opera support[7] an alternate mechanism for client-side database storage called Web SQL Database.[8] On November 18, 2010, the W3C announced that the Web SQL database specification has reached an impasse and is no longer being actively worked on.[9] Firefox developers have publicly stated that the lack of WebSQL Database support in Firefox is on purpose, as they believe it is a problematic standard which requires an alternative (hence IndexedDB).[10]

See also

References

  1. "Indexed Database API". W3.org. Retrieved 2011-02-18. 
  2. "WebSimpleDB API". W3.org. Retrieved 2011-02-18. 
  3. "indexeddb - Project Hosting on Google Code". Code.google.com. Retrieved 2011-02-18. 
  4. "IndexedDB - MDC Doc Center". Developer.mozilla.org. Retrieved 2011-02-18. 
  5. "Web Platform Status". The Chromium Projects. 2012-05-21. Retrieved 2012-05-24. 
  6. IndexedDB, MSDN, 2012-03-14, retrieved 2012-05-24 
  7. Shankland, Stephen (2010-03-12). "Consensus emerges for key Web app standard | Deep Tech - CNET News". News.cnet.com. Retrieved 2011-02-18. 
  8. "Web SQL Database". Dev.w3.org. 2010-11-18. Retrieved 2011-02-18. 
  9. "W3C Working Group Note 18 November 2010". W3.org. 
  10. "Well, I'm Back: Not Implementing Features Is Hard". Weblogs.mozillazine.org. Retrieved 2011-02-18. 

External links

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