Data Quality project to clean data

Description

SQL Server Mind Map on Data Quality project to clean data, created by wynand.coetzee77 on 12/03/2014.
wynand.coetzee77
Mind Map by wynand.coetzee77, updated more than 1 year ago
wynand.coetzee77
Created by wynand.coetzee77 over 10 years ago
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Resource summary

Data Quality project to clean data
  1. KB

    Annotations:

    • Create a KB interactively or from a auto discovery of trustworthy data
    • KB consists of domains that map to data source fields
    1. Build KB
      1. Process to build KB
        1. Knowledge Discovery

          Annotations:

          • Process that uses sample data
          1. Domain Management

            Annotations:

            • Process that verifies and extends domains
            1. Import & Export
              1. KB from other DQS Instances
                1. KB from DQC
                  1. Domain from DQC
                    1. Values from Excell
                      1. Domains from Excell
                        1. Values from a finished DQS project
                        2. Domain Rules

                          Annotations:

                          • Condition that DQS uses to validate domain Values
                          1. Term based Relations

                            Annotations:

                            • To correct a term that is part of a domain
                            1. Composite Domain

                              Annotations:

                              • Consists of two or more singe domains
                            2. Reference data services

                              Annotations:

                              • Process that validates domain data against external data 
                              1. Matching Policy

                                Annotations:

                                • Process that defines rules that identifies duplicates
                          2. Stages of DQP
                            1. Mapping
                              1. computer assisted cleansing
                                1. Interactive ceansing
                                  1. Export
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