Concepts¶
Deep dive into Truthound's architecture, design principles, and technical foundations.
Architecture¶
Architecture Overview¶
Understand Truthound's internal design:
- Core design principles
- Module structure
- Data flow architecture
- Extension points
- Performance architecture
Data Sources Architecture¶
Technical deep dive into multi-backend support:
- DataSource protocol
- Execution engine abstraction
- Query pushdown optimization
- Connection pooling
- Error handling strategies
Advanced Features¶
Advanced Features (ML, Lineage, Realtime)¶
Enterprise-grade capabilities:
- ML-based anomaly detection
- Data drift detection
- Data lineage tracking
- Real-time streaming validation
- Model monitoring
Plugin Architecture¶
Extend Truthound with custom functionality:
- Plugin system design
- Security sandbox
- Code signing
- Version constraints
- Hot reload support
Technical Reference¶
Statistical Methods¶
Mathematical foundations for data quality:
- Kolmogorov-Smirnov test
- Chi-squared test
- Population Stability Index (PSI)
- Jensen-Shannon divergence
- Anomaly detection algorithms
Test Coverage¶
Quality assurance practices:
- Test suite overview
- Coverage metrics
- Testing strategies
- CI/CD test integration
Concept Map¶
┌─────────────────────────────────────────────────────────────────┐
│ Truthound Core │
├─────────────────────────────────────────────────────────────────┤
│ │
│ ┌──────────────┐ ┌──────────────┐ ┌──────────────┐ │
│ │ Validators │ │ Profiler │ │ Reporters │ │
│ │ (289 types) │ │ (Auto-gen) │ │ (5 formats) │ │
│ └──────┬───────┘ └──────┬───────┘ └──────┬───────┘ │
│ │ │ │ │
│ └───────────────────┼───────────────────┘ │
│ │ │
│ ┌────────▼────────┐ │
│ │ Core Engine │ │
│ │ (Polars-based) │ │
│ └────────┬────────┘ │
│ │ │
│ ┌───────────────────┼───────────────────┐ │
│ │ │ │ │
│ ┌──────▼───────┐ ┌──────▼───────┐ ┌──────▼───────┐ │
│ │ Data Sources │ │ Stores │ │ Plugins │ │
│ │ (12 backends)│ │ (5 backends) │ │ (Extensible)│ │
│ └──────────────┘ └──────────────┘ └──────────────┘ │
│ │
├─────────────────────────────────────────────────────────────────┤
│ Advanced Modules │
├─────────────────────────────────────────────────────────────────┤
│ ┌──────────────┐ ┌──────────────┐ ┌──────────────┐ │
│ │ ML Module │ │ Lineage │ │ Realtime │ │
│ │ (Anomaly, │ │ (Tracking, │ │ (Kafka, │ │
│ │ Drift) │ │ OpenLineage│ │ Kinesis) │ │
│ └──────────────┘ └──────────────┘ └──────────────┘ │
└─────────────────────────────────────────────────────────────────┘
Quick Links¶
| Concept | Document |
|---|---|
| System design | Architecture |
| Data backends | DataSources Architecture |
| ML & Lineage | Advanced Features |
| Extensibility | Plugin Architecture |
| Statistics | Statistical Methods |