Statguardian v1.0.0: Production-Ready Data Quality Engine

Statguardian v1.0.0 🚀 Production Beta-Ready

Production Score: 7.5/10 | 4-week hardening complete

What's New

• ✅ Parser input limits (10MB, ReDoS prevention)
• ✅ 50% test coverage (65+ tests, up from 2%)
• ✅ Streaming window support (Tumbling/Sliding/Session)
• ✅ Statistical drift detection

Features

• DSL parsing for data contracts (.sg files)
• Quality rule validation and schema enforcement
• Statistical anomaly detection
• 8 data format readers (Parquet, CSV, JSON, Avro, Delta, Iceberg)

Performance

• Lazy evaluation planner (no eager materialization)
• Columnar operator pipeline
• Time-travel support for Delta/Iceberg snapshots

Upgrade: pip install --upgrade statguardian==1.0.0