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Metadata Repositories in Health Care Master Data Management Approach to Metadata Repositories Karolyn Kerr
Outline of Presentation <ul><li>What is Metadata? </li></ul><ul><li>What is Master Data? </li></ul><ul><li>Master Data Man...
What is Metadata? <ul><li>Meta - &quot;an underlying definition or description&quot;  </li></ul><ul><li>Metadata is a defi...
What is Master Data? <ul><li>Master data - data that are critical sets of data in the organisation </li></ul><ul><li>Consi...
Relationship between Master Data, Metadata, and the Enterprise Data Warehouse
Master Data Management <ul><li>Master data management is defined as </li></ul><ul><li>A set of disciplines, applications a...
Master Data Management <ul><li>A structured and prioritised approach to managing metadata </li></ul><ul><li>Definitions an...
Benefits of Master Data Management <ul><li>Allows for the management of core business data in a consistent way across the ...
What is Required? <ul><li>Multi-year evolving strategic initiative that includes the development of: </li></ul><ul><li>Mas...
Developing Master Data Management <ul><li>Developed as an organisation wide strategic initiative with strong executive lea...
Governance and Change Management <ul><li>A common set of master data governance procedures and business models, and busine...
Metadata Repositories Including Master Data Management <ul><li>Data and metadata reside in a single repository for consist...
Contents of the Metadata Repository <ul><li>Reason Purpose for of the Collection  </li></ul><ul><li>Coverage of the Collec...
Contents of the Metadata Repository <ul><li>Data specific to individual departments, or defined differently by departments...
Access to the Repository <ul><li>A web-based interface:  </li></ul><ul><li>Allows all appropriate users access to the info...
Conclusion <ul><li>Master data management approach to setting up a metadata repository allows for: </li></ul><ul><ul><li>T...
 
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Metadata Repositories in Health Care - Master Data Management Approach to Metadata Repositories

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Karolyn Kerr
(P11, 16/10/08, Data Quality stream, 11.10am)

Veröffentlicht in: Gesundheit & Medizin, Technologie, Bildung
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Metadata Repositories in Health Care - Master Data Management Approach to Metadata Repositories

  1. 1. Metadata Repositories in Health Care Master Data Management Approach to Metadata Repositories Karolyn Kerr
  2. 2. Outline of Presentation <ul><li>What is Metadata? </li></ul><ul><li>What is Master Data? </li></ul><ul><li>Master Data Management </li></ul><ul><li>Using Master Data approach to Metadata Repository Management </li></ul><ul><li>Process for the Development of a Metadata Repository </li></ul><ul><li>Requirements of the Metadata Repository </li></ul>
  3. 3. What is Metadata? <ul><li>Meta - &quot;an underlying definition or description&quot; </li></ul><ul><li>Metadata is a definition or description of data </li></ul><ul><li>Back room metadata is process related – such as ETL guides for DBAs </li></ul><ul><li>Front room metadata is more descriptive helps query tools and report writers function smoothly </li></ul><ul><li>Front room and back room metadata can overlap </li></ul><ul><li>Kimball 1998 </li></ul>
  4. 4. What is Master Data? <ul><li>Master data - data that are critical sets of data in the organisation </li></ul><ul><li>Consists of people (patients and staff), things (financial management, assets), places, reference data (such as the NHI and HPI) </li></ul><ul><li>Does not include all of the organisations data. </li></ul><ul><li>Distinct, clearly defined by the business users, and managed as a core dataset. </li></ul><ul><li>Example - Data that are used organisation wide and supported by a HISO standard </li></ul>
  5. 5. Relationship between Master Data, Metadata, and the Enterprise Data Warehouse
  6. 6. Master Data Management <ul><li>Master data management is defined as </li></ul><ul><li>A set of disciplines, applications and technologies for harmonising and managing the system of record and entry for the data and metadata associated with the key business entities of an organisation. </li></ul><ul><li>(Powell Media LLC, 2006) </li></ul>
  7. 7. Master Data Management <ul><li>A structured and prioritised approach to managing metadata </li></ul><ul><li>Definitions and coding used is ‘locked down’ and unable to be edited by business users </li></ul><ul><li>Business processes used to collect this data are the same and defined in the master data repository </li></ul><ul><li>Supports a Total Data Quality Management approach </li></ul>
  8. 8. Benefits of Master Data Management <ul><li>Allows for the management of core business data in a consistent way across the organisation, including business processes, governance, and change management - </li></ul><ul><ul><li>Reduced data redundancy </li></ul></ul><ul><ul><li>More consistent data </li></ul></ul><ul><ul><li>Significantly more efficient business through a complete view </li></ul></ul><ul><ul><li>Improved efficiency in change management processes </li></ul></ul><ul><ul><li>Improved return on IT investment </li></ul></ul>
  9. 9. What is Required? <ul><li>Multi-year evolving strategic initiative that includes the development of: </li></ul><ul><li>Master data store and master metadata store </li></ul><ul><ul><li>repository for storing and maintaining master data and its corresponding metadata </li></ul></ul><ul><li>Master data integration services </li></ul><ul><ul><li>such as enterprise application integration (EAI), extract, transform, and load (ETL) and enterprise information integration (EII) </li></ul></ul><ul><li>Master data management processes </li></ul>
  10. 10. Developing Master Data Management <ul><li>Developed as an organisation wide strategic initiative with strong executive leadership support. </li></ul><ul><li>Challenges similar to any other strategic data quality initiative, and include: </li></ul><ul><ul><li>Acceptance of ongoing roles and responsibilities </li></ul></ul><ul><ul><li>Organisation-wide governance to ensure discipline </li></ul></ul><ul><ul><li>Significant investment is required over time </li></ul></ul><ul><ul><li>Significant human resources may be required </li></ul></ul><ul><ul><li>Difficult to measure return on investment </li></ul></ul>
  11. 11. Governance and Change Management <ul><li>A common set of master data governance procedures and business models, and business rules to maximise master data quality </li></ul><ul><li>Clear policies and procedures around changes to master data are critical to ensure consistent data management </li></ul>
  12. 12. Metadata Repositories Including Master Data Management <ul><li>Data and metadata reside in a single repository for consistent management of changes and updates </li></ul><ul><li>Master data allows for prioritisation in setting up the metadata repository. Decisions include: </li></ul><ul><ul><li>What is our most important data in the data warehouse? </li></ul></ul><ul><ul><li>How do we want to manage this differently from our other data given finite resources? </li></ul></ul>
  13. 13. Contents of the Metadata Repository <ul><li>Reason Purpose for of the Collection </li></ul><ul><li>Coverage of the Collection </li></ul><ul><li>Stakeholders of the Collection </li></ul><ul><li>Composition and lineage of the Collection </li></ul><ul><li>Access, Privacy & Security Requirements </li></ul><ul><li>Key Process Flows </li></ul><ul><li>Business Rules & Data definitions </li></ul><ul><li>Quality & Audit Requirements & Quality Assessment </li></ul><ul><li>Governance </li></ul><ul><li>References to Standards </li></ul><ul><li>Future Requirements </li></ul><ul><li>Collection Awareness/Communication </li></ul>
  14. 14. Contents of the Metadata Repository <ul><li>Data specific to individual departments, or defined differently by departments, may also be included in the data store and metadata repository. </li></ul><ul><li>May initially make up the majority of the metadata held in the repository. </li></ul><ul><li>Over time, as data elements are defined organisation wide, it can be moved into the master data store and repository. </li></ul>
  15. 15. Access to the Repository <ul><li>A web-based interface: </li></ul><ul><li>Allows all appropriate users access to the information </li></ul><ul><li>Data requests </li></ul><ul><li>A search browser will also assist users to find information, particularly once the repository increased in size. </li></ul>
  16. 16. Conclusion <ul><li>Master data management approach to setting up a metadata repository allows for: </li></ul><ul><ul><li>Total Data Quality Management approach </li></ul></ul><ul><ul><li>Whole of organisation perspective </li></ul></ul><ul><ul><li>Prioritisation of data most important to the organisation </li></ul></ul><ul><ul><li>Allowing for other data to be held in the repository </li></ul></ul>

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