'Buffer replacement' diaporamas de présentation

CMSC424: Database Design

CMSC424: Database Design. Instructor: Amol Deshpande amol@cs.umd.edu. Databases. Data Models Conceptual representation of the data Data Retrieval How to ask questions of the database How to answer those questions Data Storage How/where to store data, how to access it Data Integrity

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iGraph : A Framework for Comparisons of Disk-Based Graph Indexing Techniques

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Transaction Management Overview

Transaction Management Overview. Chapter 16. Transactions. Concurrent execution of user programs is essential for good DBMS performance. Because disk accesses are frequent, and relatively slow, it is important to keep the cpu humming by working on several user programs concurrently.

292 views • 22 slides