Database ETL Pipeline Designer

Design an ETL pipeline for this data integration:

**Source Systems:**
{{SOURCE_SYSTEMS}}

**Target Database:**
{{TARGET_DATABASE}}

**Data Transformations:**
{{TRANSFORMATIONS}}

**Schedule Requirements:** {{SCHEDULE}}
**Data Volume:** {{DATA_VOLUME}}
**Quality Requirements:** {{QUALITY_REQUIREMENTS}}

Please provide:
1. ETL architecture diagram description
2. Extract phase design:
   - Connection strategies
   - Incremental extraction logic
   - Change data capture approach
3. Transform phase design:
   - Data cleansing rules
   - Transformation logic
   - Data validation
4. Load phase design:
   - Loading strategy (full, incremental)
   - Error handling
5. Orchestration and scheduling
6. Monitoring and logging
7. Error recovery procedures
8. Performance optimization
9. Testing strategy