CDDQ Open Data Quality Repository

Overview:

The Open Conformed Dimensions of Data Quality Repository is a complete ANSI SQL data model based on the CDDQ standard which enables organizations to store data quality rules categorized by the CDDQ dimensions and underlying concepts. It comes with CC-BY licensed dimensions, underlying concepts, data quality rules and data quality metric examples that speed up your organization's DQ implementations, facilitate standardization of DQ measurement in the industry and provide a baseline for data quality education at colleges and universities across the globe.

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ANSI SQL Entities Included:

SchemaTablesCodeData
DQ Repository

 8 Tables:

  • CDDQ Underlying Concepts (1)
  • Rules Related (3)
  • Visualization Related (4)
ANSI SQL DDL for creating all tables

ANSI SQL DML for inserting sample CDDQ rules and metrics

Organizations expected to add proprietary DQ rules and metrics in their own implementations

ABC Company Demo Data

 7 Tables (likely to change):

  • Sample transactional data (3)
  • Sample reference data (4)
ANSI SQL DDL for creating all tablesANSI SQL DML for inserting sample organizational data for ABC company that operations both B-to-B and B-to-C sales of products (either physical items or intangible services)

 

What do you get when you register?

  1. Registered users have access to the Miro Board where all changes to the data models are stored as Entity Relationship Diagrams.
    1. Summary DQ Repository data model (only includes the tables names and keys with relationships as shown above)
    2. Detailed DQ Repository data model (includes list of all columns in each table, the keys with relationships and sample data for each table)
    3. Detailed ABC Company data model (includes list of all columns in each table, the keys with relationships for each table)

Register to Download Data Model