South AfricaCase Study Update

Matile Malimabe (matilem@statssa.gov.za)

Executive Manager: StandardsActing Executive Manager: Data Management &

TechnologyJoint UNECE/Eurostat/OECD

Work Session on Statistical Metadata (METIS)Lisbon, Portugal 11 – 13 March 2009

Contents Background

The DMID Project

Current Status

Metadata Management Tools

Conclusions

Background to Statistics South Africa Statistics South Africa is a national government department

accountable to the Minister of Finance, regulated by the Statistics Act (No. 6 of 1999)

Legislative mandate provides for: Promotion of coordination among statistical producers in SA Provision of statistical advice to government departments Liaison with the statistical agencies of other countries, and other

international agencies

Vision The preferred supplier of quality statistics

Mission To provide a relevant and accurate body of statistics to inform users on

the dynamics in the economy and society through the application of internationally acclaimed practices

For more information: www.statssa.gov.za

Stats SA Organizational Structure TBD

The DMID Project

DMID stands for Data Management and Information Delivery

A business improvement initiative with the following goals: Improve the way originating units develop, structure, capture and store

data and metadata according to common standards and procedures Facilitate better data sharing between the various originating units Extend the analysis and comparability of data Improve access and use of data, and version control

Central storage of data and metadata is key in improving the quality of, and access to, authoritative and reliable statistical information

Adoption of corporate standards for capturing, storage of, access to and management of data and metadata throughout the statistical value chain, from needs analysis to dissemination

The DMID Project (cont.)

Metadata Management Metadata categories (5)

Definitional, Operational, System, Dataset, Procedural/Methodological

Standardisation Enhance and provide consistent access to authoritative and

reliable statistical data, building block for integration, Necessary precondition for analysis, data conflation, quality assessment, and methodological evaluation

Centralisation Led to the development of the End to end Statistical Data

Management Facility (ESDMF)

The DMID Project (cont.)

TBD

The DMID Project (cont.)

TBD

Current Status

In the third year of originally planned 3 year schedule Development was contracted to a local software

development company

Received 17 out of 53 planned tools Some tools support tools that the user would use (internal) Other tools are visible to the users (external)

Currently reviewing strategies to proceed towards the ESDMF

Metadata Management Tools Access Control Tool

provides a central point for creating and managing access to all ESDMF tools

Metadata Registration Tool provides a central registry for the registration, revision and relating of administered

items: Data Element Concepts, Data Elements, Classifications

Metadata Browser enables users to browse and search for administered items in the central registry

Quality Tool enables users to setup the quality framework that is based on the South Africa

Quality Assurance Framework (SASQAF) document, and forms the foundation for The assignment of Quality Indicators to Surveys, the capturing of Quality Metadata for a

Survey and conduct Quality Assessment of a Survey

ESDMF Reporting Tool allows users to generate static and ad hoc reports based on the data and metadata

generated by the various ESDMF tools

Survey Metadata Capture Tool manages the metadata for a survey on series and instance level

Metadata Management ToolsHigh Level Overview

Access Control ToolOverview

Access Control ToolLogin to the Access Control Tool

Metadata Registration ToolOverview

Metadata Registration ToolMetadata Registration Process

Based on ISO 11179 Information Technology Metadata Registries (MDR)

Metadata Registration ToolOverview

Metadata Registration ToolView a Steward’s Work List

Metadata Browser ToolOverview

Metadata Browser ToolScreen Capture

Quality ToolOverview

Quality ToolOverview

Quality ToolOverview Surveys with assigned quality indicators

Reporting ToolOverview

Reporting ToolOverview

Survey Metadata Capture ToolOverview

Survey Metadata Capture ToolOverview

Survey Metadata Capture ToolOverview

Conclusions

Metadata Systems We all wrestle with similar problems

Solutions Collaboration Source code Knowledge on What to do Knowledge on How to do

Thank You!