Data Structures in Databases - Yousef's Notes
Data Structures in Databases

Data Structures in Databases

Data structures: Specialized formats for efficient data organization. Importance: Critical for data storage, retrieval, and database operations. Specialization: Tailored to the unique demands of databases. Key Data Structures: Hash Indexes, SSTables (Sorted String Tables) and LSM-Trees (Log-Structured Merge Trees), B-Trees (Balanced Trees). Benefits: Improved database design, query performance, problem-solving skills. Data Types

#Importance of efficient data storage and retrieval

  • Performance

    • Faster data access means quicker responses to user queries.
    • Enhances overall system performance, especially in applications with high data loads.
  • Scalability

    • Efficient storage and retrieval allow databases to scale gracefully.
    • As data volumes grow, well-structured databases can handle the load without a significant loss in performance.
  • Cost Savings

    • Optimized data structures reduce the hardware and infrastructure costs associated with storage.
    • Lesser resource usage translates to financial savings.
  • User Experience

    • Quick access to data improves user satisfaction.
    • Slow retriaval can frustrate users and lead to dissatisfaction.
  • Data Integrity

    • Efficient storage methods help maintain data integrity.
    • Ensures that data is accurate and consistent during retrieval and updates.
  • Hash Indexes

  • SSTables (Sorted String Tables)

  • LSM-Trees (Log-Structured Merge Trees)

  • B-Trees (Balanced Trees)