Lecture 10 distributed database management system

Lecture 10 Distributed Database Management Systems

Evolution of DDBMS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

DDBMS Advantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

DDBMS Disadvantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Distributed Processing ,[object Object],Figure 10.1

Distributed Database ,[object Object],Figure 10.2

Distributed Database vs. Distributed Processing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Functions of DDBMS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Centralized Database Figure 10.3

Fully Distributed Database Management System Figure 10.4

DDBMS Components ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Distributed Database Components Figure 10.5

DDBMS Protocols ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Levels of Data and Process Distribution ,[object Object],Table 10.1

Single-Site Processing, Single-Site Data (SPSD) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Single-Site Processing, Single-Site Data (con’t.) Figure 10.6

Multiple-Site Processing, Single-Site Data (MPSD) ,[object Object],[object Object],[object Object],Figure 10.7

Multiple-Site Processing, Multiple-Site Data (MPMD) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Heterogeneous Distributed Database Scenario Figure 10.8

Distributed DB Transparency ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Distribution Transparency ,[object Object],[object Object],[object Object],[object Object],[object Object],Table 10.2

Transaction Transparency ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Remote Transaction Figure 10.11

Distributed Transaction Figure 10.12

Distributed Requests Figure 10.13

Distributed Requests (con’t.) Figure 10.14

Distributed Concurrency Control ,[object Object],[object Object],[object Object],[object Object],[object Object]

Two-Phase Commit Protocol ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Performance Transparency and Query Optimization ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Distributed Database Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Client/Server Advantages Over DDBMS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Client/Server Disadvantages ,[object Object],[object Object],[object Object]

Lecture 10 distributed database management system

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