Test Data Generation Generate realistic test data for development, testing, and demos. Faker (Python) Faker (JavaScript) Database Seeding PostgreSQL JSON fixtures Specific Data Types Notes - Always use for reproducible test data in CI. - Install: or . - Never use Faker-generated data that looks like real PII in production databases. - For load testing, generate data in bulk and import via COPY/bulk insert, not row-by-row INSERT. - JSON fixtures are portable across test frameworks. Store them in or . ---