The value of good test data to DBAs is well known:
“Testing of database-intensive applications has unique challenges that stem from hidden dependencies, subtle differences in data semantics, target database schemes, and implicit business rules.
Database and solution architects depend on realistic test data to:
help create new databases, prototype ETL jobs or applications
benchmark performance in new or existing platforms
stress-test systems
protect confidential information in existing systems if database work is outsourced or used for demonstrations. Read More
A test data generator is an important part of the setup process when database architects are creating database and data warehouse operations, prototyping applications, benchmarking different platforms, and outsourcing work formats.