Data Warehousing and Business Intelligence

  1. Business Intelligence and Analytics Layer
    1. Online Analytical Processing
      1. OLAP Fundamentals
        1. Multidimensional Data Analysis
          1. Cube-Based Storage
            1. Fast Query Response
              1. Interactive Analysis
              2. OLAP Cube Structure
                1. Dimensions and Measures
                  1. Hierarchies and Levels
                    1. Cube Design Principles
                      1. Storage Optimization
                      2. OLAP Operations
                        1. Slicing Operations
                          1. Dicing Operations
                            1. Drill-Down Operations
                              1. Drill-Up Operations
                                1. Pivoting Operations
                                  1. Roll-Up Operations
                                  2. OLAP Implementation Types
                                    1. Multidimensional OLAP
                                      1. Cube-Based Storage
                                        1. Pre-Calculated Aggregations
                                          1. Performance Characteristics
                                            1. Use Cases and Limitations
                                            2. Relational OLAP
                                              1. Relational Database Storage
                                                1. Dynamic Query Generation
                                                  1. Scalability Benefits
                                                    1. Performance Considerations
                                                    2. Hybrid OLAP
                                                      1. Combined Approach
                                                        1. Flexible Storage Options
                                                          1. Optimization Strategies
                                                            1. Implementation Complexity
                                                        2. Metadata Management
                                                          1. Business Metadata
                                                            1. Data Definitions
                                                              1. Business Rules
                                                                1. Data Ownership
                                                                  1. Usage Guidelines
                                                                  2. Technical Metadata
                                                                    1. Data Structures
                                                                      1. Data Lineage
                                                                        1. Transformation Logic
                                                                          1. System Dependencies
                                                                          2. Operational Metadata
                                                                            1. Data Load Statistics
                                                                              1. Usage Patterns
                                                                                1. Performance Metrics
                                                                                  1. Error Logs
                                                                                  2. Metadata Repository Management
                                                                                    1. Centralized Storage
                                                                                      1. Metadata Integration
                                                                                        1. Version Control
                                                                                          1. Access Control
                                                                                        2. Query and Analysis Capabilities
                                                                                          1. SQL-Based Querying
                                                                                            1. Standard SQL Operations
                                                                                              1. Analytical SQL Functions
                                                                                                1. Window Functions
                                                                                                  1. Complex Joins
                                                                                                  2. MDX Query Language
                                                                                                    1. Multidimensional Expressions
                                                                                                      1. Cube Navigation
                                                                                                        1. Calculated Members
                                                                                                          1. Set Operations
                                                                                                          2. Visual Query Builders
                                                                                                            1. Drag-and-Drop Interfaces
                                                                                                              1. Query Assistance
                                                                                                                1. Result Preview
                                                                                                                  1. Query Optimization

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                                                                                                              4. Data Integration: ETL and ELT Processes

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                                                                                                              6. Data Analytics and Reporting