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Duration 35 hours
Course Outline
Core Principles of Data Warehouse Systems
- Functional objectives, structural elements, and architectural design
- Operational data marts, enterprise-level repositories, and lakehouse paradigms
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OLTP versus OLAP distinctions and segregation of operational workloads
Dimensional Modeling Methodologies
- Definition of facts, dimensions, and data granularity
- Comparative analysis of star schema and snowflake schema structures
- Classification and management of Slowly Changing Dimensions (SCD)
Data Integration Workflows: ETL and ELT
- Extraction methodologies from transactional systems and API interfaces
- Data transformation, cleansing protocols, and standardization procedures
- Ingestion patterns, workflow orchestration, and dependency resolution
Data Integrity and Metadata Governance
- Profiling techniques and implementation of validation controls
- Alignment of master data and reference data sets
- Data lineage tracking, cataloging, and comprehensive documentation
Analytical Optimization and Performance Tuning
- Data cubing principles, aggregation strategies, and materialized views
- Partitioning, clustering, and indexing techniques for analytical efficiency
- Workload distribution, caching mechanisms, and query performance adjustment
Security Frameworks and Data Governance
- Access control policies, role-based permissions, and row-level security measures
- Regulatory compliance requirements and audit trail maintenance
- Data backup protocols, disaster recovery, and system reliability standards
Contemporary Architectural Standards
- Cloud-native data warehouses and resource elasticity for government
- Streaming data ingestion and near-real-time analytical capabilities
- Cost-efficiency strategies and performance monitoring
Practical Application: Source-to-Schema Modeling
- Translation of business processes into fact and dimension tables
- Construction of end-to-end ETL or ELT integration workflows
- Deployment of dashboards and validation of key performance indicators
Concluding Summary and Future Recommendations
Requirements
- Proficiency in relational database management and SQL query languages
- Demonstrated experience in data analysis or reporting functions
- Foundational knowledge of cloud-based or on-premises data infrastructure
Intended Audience
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Data analysts advancing into data warehousing roles - Business Intelligence developers and ETL engineering specialists
- Data architects and technical team leaders
Testimonials (2)
A journey through the Spark world: a very intense course. DSL, spark sql, partitioning vs bucketing for me.
Georgiana Elisabeta
Course - Apache Spark Fundamentals
Hands on exercises. Class should have been 5 days, but the 3 days helped to clear up a lot of questions that I had from working with NiFi already