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. Data Type Reference
  21. Data Type Reference for Test Data Warehouse
  22. Glossary

Expression Generation Parameters

Expression Generation Parameters

You can configure expressions to generate data for string, date, and numeric data types.
The following table describes the parameters that you can configure to generate expressions:
Parameter
Description
Expression
An expression that you can configure to generate test data.
If you select to override a string data type column with numeric data type, you cannot enter expression to generation numbers.
Null Values
A list of global rules or default rule that are available for the data type you select. A null value is value that a default rule or a global rule generates in the target column based on the datatype you select.
Invalid Values
A list of global rules or default rule that are available for the data type you select. Any value that does not follow the specified expression is not valid.