Market Data Definition Language (MDDL)
The XML specification to enable the interchange of information necessary to account, to analyze, and to trade financial instruments of the world's markets.
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The Financial Information Services Division of the Software & Information Industry Association
MDDL 2.5-beta Release Notes

Back to MDDL 2.5-beta Documentation

MDDL 2.5-beta (non exhaustive list)

  • 2005/11/20 - Removed duplicate child elements (previously undetected in XmlSpy).
  • 2005/11/20 - Replaced "##other" with "##any" in schema to allow ANY other schema content in the mddl "other" element.
  • 2006/01/23 - NOTE: The below added for completeness BUT CONTENT MODEL IS NOT YET COMPLETE.
  • 2006/01/23 - Added "cashDomain" for describing cash holdings.
  • 2006/01/23 - Added "commodityDomain" for describing physical commodities.
  • 2006/01/23 - Added "portfolioDomain" for describing (retail) portfolios and holdings.
  • 2006/01/23 - Added "businessClass" and "counterpartyClass" to entityDomain.
  • 2006/01/23 - Added "demographicClass", "economicClass", "industrySpecificClass", and "marketClass" to indicatorsDomain.
  • 2006/01/23 - Cleaned up definitions for caeDomain and classes.
  • 2006/01/23 - Revised dates and version numbers in Technical Spec.
  • 2006/04/14 - Added some context sensitive definitions.
  • 2006/04/14 - Clarified "entityDomain" including better definitions and fulfillment of content.
  • 2006/04/14 - Expanded "entityDomain" to support the International Business Entity Identifier (IBEI - ISO 16372).
  • 2006/04/14 - Added "sequence" to every element whereas previously it was sporadically present.
  • 2006/04/14 - Clarified and added first level corporate actions and events to "caeDomain".
  • 2006/04/14 - Added "registrationDate" to an "entityIdentifier".
  • 2007/02/28 - Various changes including adding content for corporate actions and events.
  • 2007/02/28 - Added "next*" for amount, date, period to augment "first*" and "last*", etc.
  • 2007/02/28 - Improved consistency of "code" system.
  • 2007/02/28 - Added "telephone" to "locationData", etc.
  • 2007/02/28 - Added "fractionHandlingType" where appropriate.

Specification Suggestions and Modifications:

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  • Post opinions, questions, and issues to the MDDL Discussion Group