an overview of sdmx november 2009. presentation contents: 1. what is sdmx? 2. sdmx: nsi perspective...
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An overview of SDMX
November 2009
Presentation contents:1. What is SDMX?
2. SDMX: NSI Perspective
3. OECD SDMX work
4. How SDMX is used in sharing and dissemination
5. The SDMX Toolbox
November 2008 2
1. What is SDMX ? Statistical Data and Metadata eXchange XML based data exchange format Sponsored by 7 international organizations Standardisation for statistical data and metadata
access and exchange Between NSOs and international organisations Within a national statistical system Within an organisation For dissemination
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2. SDMX benefits: NSI perspective SDMX can reduce reporting burden to and international
institutions The use of SDMX can improve harmonisation,
standardisation and integration processes inside an NSI
International community can share experiences and software. Open Source culture.
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3. OECD’s SDMX work Promoting SDMX as the world standard
– Recognised 2008 by UN Statistical Commission as preferred
Generalise formats across domains– away from stove-pipes
Using SDMX in and out of OECD.Stat– SDMX web service
Joint External Debt Hub with BIS, IMF, WB NAWWE ComTrade with UNSD Data sharing with IMF (and other IOs) Education with Eurostat, UNESCO Providing data to commercial re-sellers
4. How is SDMX used in data sharing and dissemination?
bilateral data sharing multilateral “hubs”
– e.g. NAWWE– Eurostat Census Hub
dissemination– e.g. OECD eXplorer / Gapminder– take data directly from OECD.Stat– Data exchange via web services
re-distributors of statistics– e.g. Reuters or DataStream– take data directly from OECD.Stat
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5. The SDMX toolbox
SDMX Transformations Package Graphical User Interface for XML data validation and transformations
Excel SDMX Authoring Tool- create Excel spreadsheet from a Data Structure Definition (structure message)- generate a Generic Data message from Excel
Data Structure Definition Database Tool- create and maintain SDMX data structure definitions; - based on (and requires) Microsoft ® Access
Metadata Structure Definition Editorcreates and maintains Metadata Structure Definitions and Metadata Reports
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www.sdmx.org
