Aphelion Engineering Blog

Updates, tutorials, and deep dives into the world of synthetic data generation.

Latest Posts

TESTING STRATEGIES

Deterministic Seeding: How to Script Edge Cases Once and Reuse Forever

Eliminate flaky tests by deriving every single data point from a seed. Learn how to lock in difficult edge cases like "exactly 3 failed payments" for permanent regression testing.

January 26, 2026 5 min read
PERFORMANCE

Scale Before You Fail: Testing Partitioning & Performance Locally

Simulate 10M+ row datasets on your laptop. Validate partitioning strategies and catch N+1 queries before they crash production.

January 26, 2026 7 min read
DEVOPS

CI/CD Safety: Why Schema Drift Requires Auto-Approval

Learn why "Schema Drift" blocks automation and how Aphelion's --auto-approve flag enables safe, hands-free CI/CD.

January 26, 2026 6 min read
HEALTHCARE COMPLIANCE

HIPAA-Compliant Synthetic Data Generation: Complete Guide

Generate realistic healthcare test data without exposing PHI. Learn the compliance requirements, best practices, and tools for HIPAA-safe synthetic data.

January 3, 2025 18 min read
BEST PRACTICES

How to Seed PostgreSQL Databases in 2025: Complete Guide

From manual SQL scripts to automated tools—learn the best practices for seeding PostgreSQL databases with foreign keys, constraints, and realistic data.

January 2, 2025 15 min read
HEALTHCARE

Introducing Healthcare Data Generation: OMOP CDM + OpenMRS + RxClaims

Generate realistic EHR data with proper clinical relationships, ICD-10 codes, and HIPAA compliance. Built for healthcare engineering teams.

Dec 14, 2024 10 min read
FINTECH

Introducing Financial Data Generation: Ledgers + Fraud + PCI

Stop testing with random numbers. Generating mathematically correct double-entry ledgers, ML-ready fraud patterns, and PCI-DSS compliant data sets.

Dec 13, 2024 8 min read
HEALTHCARE

Healthcare Data: OMOP + OpenMRS + RxClaims

Comprehensive support for healthcare standards covering 100% of the clinical domain. Compatible with OHDSI research tools and OpenMRS EHR.

Dec 13, 2024 10 min read
INSURANCE

Realistic P&C Data: Policies, Claims, and Risk

Simulate the entire insurance lifecycle. From policy issuance to complex claim adjudication workflows.

Dec 13, 2024 6 min read
RETAIL

Realistic E-commerce Data: Catalogs, Funnels, and Orders

Simulate the entire shopping journey. Generate massive product catalogs, realistic user behavior, and complex order streams.

Dec 13, 2024 7 min read