Examples and Tutorials

Examples and Tutorials

Start with your schema

from great_generator import generate_from_schema

df = generate_from_schema(
    "customer_id string, customer_name string, email string, age int, created_at timestamp",
    rows=1000,
)
df.to_parquet("customers.parquet", index=False)

See:

• generate_from_schema Examples
• Plain Dictionary Schema
• Pandas Schema Examples
• PySpark StructType Examples
• Writing Data to Files and Databases

Custom related tables

Use Relationship-Aware Data Generation when your own tables need valid primary and foreign keys.

Ready-made demonstrations

Use generate_domain Examples for ecommerce, banking, healthcare, telecom, insurance, logistics, SaaS, and other prebuilt datasets.

Data quality and CDC

• Anomaly Injection
• CDC Simulation
• Data Quality and Edge Cases