'Concurrent transactions' diaporamas de présentation

Chapter 8

Chapter 8. Transaction Recovery. Atomicity. old consistent database state. new consistent database state. successful transaction. failed transaction. all - or- nothing. in-consistent database state. Remember atomicity. persistent. persistent. volatile.

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Data Persistence

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Database Systems: Design, Implementation, and Management Eighth Edition

Database Systems: Design, Implementation, and Management Eighth Edition. Chapter 10 Transaction Management and Concurrency Control. Objectives. In this chapter, you will learn: About database transactions and their properties

701 views • 52 slides

Chapter 15: Transactions

Chapter 15: Transactions. Chapter 15: Transactions. Transaction Concept Transaction State Concurrent Executions Serializability Recoverability Implementation of Isolation Transaction Definition in SQL Testing for Serializability. Transaction Concept.

633 views • 47 slides

Chapter 15: Transactions

Chapter 15: Transactions. Chapter 15: Transactions. Transaction Concept Transaction State Concurrent Executions Serializability Recoverability Implementation of Isolation Transaction Definition in SQL Testing for Serializability. Transaction Concept.

564 views • 47 slides

Chapter 15: Transactions

Chapter 15: Transactions. Chapter 15: Transactions. Transaction Concept Transaction State Concurrent Executions Serializability Recoverability Implementation of Isolation Transaction Definition in SQL Testing for Serializability. Transaction Concept.

475 views • 47 slides

Chapter 15: Transactions

Chapter 15: Transactions. Chapter 15: Transactions. Transaction Concept Transaction State Concurrent Executions Serializability Recoverability Implementation of Isolation Transaction Definition in SQL Testing for Serializability. Transaction Concept.

473 views • 47 slides

Formal Models for Distributed Negotiations Zero-Safe Nets

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Chapter 17

Chapter 17. by David G. Messerschmitt. Summary. Performance and quality Concurrency Scalability Operating systems. What is performance. Characterizing non-functional application attributes Quantitative metrics Latency, speed, etc Parameterized by load, users, etc

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Transactional Recovery

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Transactional Recovery

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High-Throughput Transaction Executions on Graphics Processors

High-Throughput Transaction Executions on Graphics Processors. Bingsheng He (NTU, Singapore) Jeffrey Xu Yu (CUHK). Main Results. GPUTx is the first transaction execution engine on the graphics processor (GPU).

513 views • 40 slides

COM+

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Database Technology

Database Technology. Session II 10:15 - 11:00 Dr S Sudarshan & Dr D B Phatak IIT Bombay. OVERVIEW. Storage devices Files and Index Structures Legacy Systems and Cobol Relational Databases and SQL Transactions and ACID properties System Architectures Security and Audit.

450 views • 34 slides

Teaching Scalability Issues in Database Application Development ISECON-2006 #2124 9:00-9:20 A.M. Fri. Nov 3 rd 2006

Teaching Scalability Issues in Database Application Development ISECON-2006 #2124 9:00-9:20 A.M. Fri. Nov 3 rd 2006. Russell Anderson Musa Jafar Amjad Abdullat Network Security and Software Testing (SoNST) Lab CIS Dept West Texas A&M University mjafar@mail.wtamu.edu

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Security and Transaction

Security and Transaction. Nhi Tran CS 157B - Dr. Lee Fall, 2003. Database Security is the mechanisms that protect the database against intentional or accidental threats. A threat is any situation or event, whether intentional or accidental, that will adversely

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Lecture 29 of 42

Lecture 29 of 42. ACID Properties and Concurrency Discussion: Term Projects. Friday, 07 November 2008 William H. Hsu Department of Computing and Information Sciences, KSU KSOL course page: http://snipurl.com/va60 Course web site: http://www.kddresearch.org/Courses/Fall-2008/CIS560

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Rollback Segments

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Assignment 4 - Solution Problem 1

Assignment 4 - Solution Problem 1 a. The records that need to be written are those that are required to abort T0, T3, and T4 : 37 T4 CLR P2/r2 36 38 T4 End Abort 39 T3 CLR P0/r3 35 40 T3 CLR P2/r6 39 41 T3 End Abort 42 T0 CLR P0/r0 31 43 T0 CLR P3/r5 42

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Proposed Solutions

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