Distributed and Object Oriented Database - Syllabus

Embark on a profound academic exploration as you delve into the Distributed and Object Oriented Database course (DOOD) within the distinguished Tribhuvan university's CSIT department. Aligned with the 2074 Syllabus, this course (CSC466) seamlessly merges theoretical frameworks with practical sessions, ensuring a comprehensive understanding of the subject. Rigorous assessment based on a 60 + 20 + 20 marks system, coupled with a challenging passing threshold of , propels students to strive for excellence, fostering a deeper grasp of the course content.

This 3 credit-hour journey unfolds as a holistic learning experience, bridging theory and application. Beyond theoretical comprehension, students actively engage in practical sessions, acquiring valuable skills for real-world scenarios. Immerse yourself in this well-structured course, where each element, from the course description to interactive sessions, is meticulously crafted to shape a well-rounded and insightful academic experience.


Course Description: This course aims to discuss concepts of distributed and object oriented database management systems. Main focus is given to basic concepts of DDBMS, distributed database design, distributed query processing, distributed concurrency control, concepts of OODBMS, and language and design of object oriented database.

Course Objectives:

    • Discuss basic concepts related to distribute DBMS.

    • Exemplify design of distributed database.

    • Describe distributed query processing and concurrency control.

    • Discuss basic concepts of OODBMS.

    • Demonstrate language and design for distributed database.

Units

Introduction to Distributed Database,Distributed Database Architectures,Distributed Database Design

1.1 Introduction to Distributed Database: Distributed Data Processing, Concept of

   Distributed Database. Distributed vs Centralized Database System; advantages

  and Application. Transparency, performance and reliability. Problem areas of

 Distributed Database. Integrity Constraints in Distributed Databases.

1.2 Distributed Database Architectures: DBMS standardization. Architectural

   models for Distributed DBMS – autonomy, distribution and heterogeneity.

    Distributed Database architecture – Client/Server, Peer-to-Peer distributed

     systems, MDBS Architecture. Distributed Catalog management.

1.3 Distributed Database Design: Design strategies and issues. Data Replication.

   Data Fragmentation – Horizontal, Vertical and Mixed. Resource allocation.

    Semantic Data Control in Distributed DBMS.



Distributed Query Processing,Distributed Transaction Management, Distributed Concurrency Control,Reliability of Distributed DBMS and Recovery

2.1 Distributed Query Processing: Query Decomposition and Data localization for

   distributed data, join ordering, semi-join strategy, Distributed Query optimization

  methods.

2.2 Distributed Transaction Management: The concept and role of transaction.

   Properties of transactions-Atomicity, Consistency, Isolation and Durability.

  Architectural aspects of Distributed Transaction, Transaction Serialization.

2.3 DistributedConcurrency Control: Lock-based and Timestamp-based

 Concurrency Control methods. Optimistic method for Concurrency Control.

 Deadlock management- prevention, avoidance detection, and resolution. Non-

 serializable schedule and nested distributed transaction.

2.4 Reliability of Distributed DBMS and Recovery: Concept and measures of

reliability, Failure analysis, types of failures. Distributed Reliability Protocols.

Recovery techniques. Two Phase Commit , Presumed abort, Presumed commit.

Three phase commit, Partitions, Scalability of Replication.




Object Oriented Database Concept, OODBMS Architecture Approach,The Object Oriented DBMS Architecture

3.1 Object Oriented Database Concept: Data types and Object, Evolution of Object

   Oriented Concepts, Characteristics of Object Oriented Data Model. Object

  Hierarchies - Generalization, Specialization, Aggregation. Object Schema. Inter-

 object Relationships, Similarities and difference between Object Oriented

Database model and Other Data models.

3.2 OODBMS Architecture Approach: The Extended Relational Model Approach.

   Semantic Database Approach, Object Oriented Programming Language Extension

  Approach, DBMS Generator Approach, the Object Definition Language and the

 Object Query Language.

3.3 The Object Oriented DBMS Architecture, Performance Issue in Object Oriented

   DBMS, Application Selection for Object Oriented DBMS, the Database Design

  for an Object Relational DBMS. The Structured Typed and ADTs, Object

 identity, Extending the ER Model ,Storage and Access Methods, Query

Processing Query Optimization, Data Access API(ODBC,DB Library,

DAO,ADO,JDBC,OLEDB), Distributed Computing Concept in COM, COBRA.



Lab works

Students should implement all the concepts of object oriented and distributed databases mentioned in the course.