Table of Contents

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  1. Preface
  2. Introduction to Test Data Management
  3. Test Data Manager
  4. Projects
  5. Policies
  6. Data Discovery
  7. Creating a Data Subset
  8. Performing a Data Masking Operation
  9. Data Masking Techniques and Parameters
  10. Data Generation
  11. Data Generation Techniques and Parameters
  12. Working with Test Data Warehouse
  13. Analyzing Test Data with Data Coverage
  14. Plans and Workflows
  15. Monitor
  16. Reports
  17. ilmcmd
  18. tdwcmd
  19. tdwquery
  20. Appendix A: Data Type Reference
  21. Appendix B: Data Type Reference for Test Data Warehouse
  22. Appendix C: Data Type Reference for Hadoop
  23. Appendix D: Glossary

Data Type Exceptions

Data Type Exceptions

You cannot create data coverage columns with source data columns that contain certain data types.
The following table lists the data types that you cannot use to create data coverage columns:
Data Coverage Column Type
Data Type
Use As Is
You cannot use the following data types to create data coverage columns that use data as is:
  • Date
  • Real
  • Double
  • Precision
  • Decimal
  • Decimal (p,s)
  • Float
  • Binary_float
  • Binary_double
Range
String
Mapping
You cannot use the following data types to create data coverage columns that use mappings:
  • Date
  • Real
  • Double
  • Precision
  • Decimal
  • Decimal (p,s)
  • Float
  • Binary_float
  • Binary_double
You cannot include the following data types in data coverage tasks:
  • Dburitype
  • Xdburitype
  • Httpuritype
  • Timestamp with local time zone
  • Timestamp with time zone
  • Urowid
  • Day to second
  • Year to month
  • Nclob
  • Longvarchar