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Course Outline
Greenplum Database Architecture
- Parallel processing capabilities and symmetric multi-processing implementation
- Segment roles and cluster configuration parameters
- System scalability and data mobility mechanisms
- Architecture of the Greenplum Data Warehouse solution
Table Organization and Structure
- Differences between distributed and randomly assigned table types
- Comparison of heap storage versus append-only formats
- Row-based versus columnar storage configurations
- Implementation of partitioned and clustered table structures
Data Distribution Algorithms and Hashing
- Hashing logic and the selection of distribution keys for government data sets
- Management of data skew and its impact on system performance
- Hash map generation and strategies for row placement
Indexing Strategies and Performance Optimization
- Utilization of clustered and non-clustered indexes
- Application scenarios for B-tree and bitmap index structures
- Behavioral characteristics of index scans and storage requirements
Physical Database Design Principles
- Data normalization and logical model development
- User access protocols and analysis of data distribution patterns
- Evaluation of data demographics to inform indexing decisions for government systems
Denormalization Methods
- Use of derived data, summary tables, and pre-computed joins
- Application of columnar tables for vertical partitioning
- Implementation of data marts and materialized views
Advanced SQL Operations and Query Execution
- Join strategies and data redistribution techniques
- Application of OLAP processes and window functions
- Management of temporary tables, subqueries, and derived datasets
Query Plan Analysis and Tuning with EXPLAIN
- Interpretation of EXPLAIN command output for performance analysis
- Cost-based optimization and plan refinement
- Optimization of join operations and segment-local processing tasks
Greenplum Utilities and Operational Best Practices
- Maintenance procedures for ANALYZE and VACUUM commands
- Data ingestion and mobility protocols using Nexus tools
- Security controls, permission management, and performance recommendations for government deployments
Summary and Recommended Next Steps
Requirements
- Comprehensive knowledge of relational database management systems (RDBMS) and structured query language (SQL)
- Practical experience implementing data warehousing solutions or analytical platforms
- Proficiency in executing operations via the Linux command-line interface
Intended Audience
- Data architects and data engineers
- Database administrators (DBAs) and technical leads
- Business intelligence (BI) developers and analytics professionals leveraging Greenplum for government data initiatives
21 Hours
Testimonials (1)
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