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Implementation of DATABASE MANAGEMENT SYSTEMS

Implementation of DATABASE MANAGEMENT SYSTEMS. Krithi Ramamritham. WHY DATABASES ?. (WHY NOT FILE SYSTEMS?). AVOIDING REDUNDANCY ENSURING CONSISTENCY IMPROVING EASE OF ACCESS TO DATA ALLEVIATING CONCURRENCY INTEGRITY SECURITY PROBLEMS. Why should you learn about DBMS?.

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Implementation of DATABASE MANAGEMENT SYSTEMS

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  1. Implementation of DATABASE MANAGEMENT SYSTEMS Krithi Ramamritham

  2. WHY DATABASES? (WHY NOT FILE SYSTEMS?) • AVOIDING REDUNDANCY • ENSURING CONSISTENCY • IMPROVING EASE OF ACCESS TO DATA • ALLEVIATING • CONCURRENCY • INTEGRITY • SECURITY • PROBLEMS

  3. Why should you learn about DBMS? • Databases are everywhere • Banks, industry, personnel, libraries • CAD/CAM • Network switches, web servers • Sensors • Handheld devices

  4. A large %age of the data is “outside the box” Heterogeneity A typical company has 100’s of DBs inter operating within the company Automobiles of tomorrow will be driven by information rather than by humans different vendors, platforms, needs Data Warehousing and mining a db never forgets, it knows more than you think All the data All the time Application - aware information management - mobility - enterprise management - E-commerce - Workflows Technology and Usage Trends

  5. Why should you learn about DBMSImplementation? • Database implementations techniques provide valuable lessons in key concepts of • query processing • concurrency and recovery • storage structures • performance tuning

  6. GOAL OF COURSE • STUDY DATABASE SYSTEMS FROM A “SYSTEMS • PERSPECTIVE” • UNDERSTAND THE “INNARDS” OF A DBMS • KEEP - IMPLIMENTABILITY • - COST • - RESOURCES • - PERFORMANCE • IN THE FOREFRONT

  7. REVIEW OF RELATIONAL MODEL STORAGE AND FILE STRUCTURES EFFICIENCY OF ACCESS INDEXING, HASHING QUERY PROCESSING & Optimization TRANSACTIONS CONCURRENCY CONTROL RECOVERY COMMIT PROTOCOLS COURSE CONTENTS

  8. DBMS FOR DIFFERENT ARCH. PARALLEL DISTRIBUTED CLIENT-SERVER MAIN MEMORY mobile e-commerce sensor databases data warehouses cont....

  9. Participate in in-class discussions -- lectures -- tutorials (code walk-thrus) 2. Do quizzes (in-class) n-1/n 3. Do mid-sem exam 4. Do Project/homework/assignments 5. Write final exam WHAT YOU NEED TO DO

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