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Please explain what policy/procedures/validation you would apply to ensure the follow bad data is not stored in the Warehouse Data Quality - Types of Data
Please explain what policy/procedures/validation you would apply to ensure the follow bad data is not stored in the Warehouse
Data Quality - Types of Data Quality Problems
Dummy values in source system fields Absence of data in source system fields Multipurpose fields Cryptic data Contradicting data Improper use of name and address lines Violation of business rules Reused primary keys Non-unique identifiers
Please explain what policy/procedures/validation you would apply to ensure the follow bad data is not stored in the Warehouse
Data Quality - Types of Data Quality Problems
Dummy values in source system fields
Absence of data in source system fields
Multipurpose fields
Cryptic data
Contradicting data
Improper use of name and address lines
Violation of business rules
Reused primary keys
Non-unique identifiers
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