Graph Databases

  1. Graph Database Architecture and Implementation
    1. Storage Architecture
      1. Native Graph Storage
        1. Adjacency List Implementation
          1. Pointer-Based Navigation
            1. Custom File Formats
              1. Memory Layout Optimization
              2. Non-Native Storage Approaches
                1. Relational Backend Storage
                  1. Document Store Backend
                    1. Key-Value Store Backend
                      1. Hybrid Storage Models
                      2. Storage Trade-offs
                        1. Performance Characteristics
                          1. Storage Efficiency
                            1. Maintenance Complexity
                              1. Scalability Implications
                            2. Indexing Strategies
                              1. Node Indexing
                                1. Label-Based Indexes
                                  1. Property-Based Indexes
                                    1. Composite Indexes
                                      1. Unique Constraints
                                      2. Relationship Indexing
                                        1. Type-Based Indexes
                                          1. Property-Based Indexes
                                            1. Direction-Aware Indexes
                                            2. Full-Text Search Integration
                                              1. Text Indexing Strategies
                                                1. Search Engine Integration
                                                  1. Fuzzy Matching Capabilities
                                                  2. Spatial Indexing
                                                    1. Geographic Data Support
                                                      1. Spatial Query Optimization
                                                        1. R-Tree Implementations
                                                      2. Query Processing Engine
                                                        1. Query Parsing and Validation
                                                          1. Syntax Analysis
                                                            1. Semantic Validation
                                                              1. Type Checking
                                                              2. Query Planning and Optimization
                                                                1. Cost-Based Optimization
                                                                  1. Rule-Based Optimization
                                                                    1. Statistics Collection
                                                                      1. Plan Caching
                                                                      2. Execution Strategies
                                                                        1. Traversal Algorithms
                                                                          1. Join Processing
                                                                            1. Parallel Execution
                                                                              1. Memory Management
                                                                              2. Performance Monitoring
                                                                                1. Query Profiling
                                                                                  1. Execution Statistics
                                                                                    1. Performance Metrics
                                                                                  2. Transaction Management
                                                                                    1. ACID Properties Implementation
                                                                                      1. Atomicity Guarantees
                                                                                        1. Consistency Enforcement
                                                                                          1. Isolation Level Support
                                                                                            1. Durability Mechanisms
                                                                                            2. Concurrency Control
                                                                                              1. Locking Protocols
                                                                                                1. Optimistic Concurrency
                                                                                                  1. Pessimistic Concurrency
                                                                                                    1. Deadlock Detection
                                                                                                    2. Transaction Isolation Levels
                                                                                                      1. Read Uncommitted
                                                                                                        1. Read Committed
                                                                                                          1. Repeatable Read
                                                                                                            1. Serializable
                                                                                                            2. Distributed Transactions
                                                                                                              1. Two-Phase Commit
                                                                                                                1. Consensus Algorithms
                                                                                                                  1. Eventual Consistency

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                                                                                                              3. Graph Query Languages and Processing

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                                                                                                              5. Graph Algorithms and Analytics