'Different transactions' presentation slideshows

Database Administration Part 1

CSCI260 Database Applications. Database Administration Part 1. Chapter Six. Chapter Objectives. Understand the need for and importance of database administration Learn different ways of processing a database Understand the need for concurrency control, security, and backup and recovery

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Transaction Concepts and Process Specifications

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Chapter 11: Transaction Concepts

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RECAP LAST LECTURE 5

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Lecture 08: Transaction management overview

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Transaction and concurrency controll

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Granularity of Locks and Degrees of Consistency in a Shared Database

Granularity of Locks and Degrees of Consistency in a Shared Database. J.N. Gray, R.A. Lorie, G.R. Putzolu, I.L. Traiger 1977 (Presentation by Randy Ellis). Topics to be Discussed:. * Transaction definition * Database Object Hierarchy * Locking Types * Locking Compatibility

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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 working on several user programs concurrently.

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Concurrency Control 18.2 Conflict Serializability

Concurrency Control 18.2 Conflict Serializability. Geetha Ranjini Viswanathan ID: 121. 18.2 Conflict- Serializability. 18.2.1 Conflicts 18.2.2 Precedence Graphs and a Test for Conflict- Serializability 18.2.3 Why the Precedence-Graph Test Works.

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Conflict Serializability Example

Conflict Serializability Example. Murat Kantarcioglu. Conflict Serializability. Two actions Ai and Aj executed on the same data object by Ti and Tj conflicts if either one of them is a write operation.

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Conflict Serializability Example

Conflict Serializability Example. Murat Kantarcioglu. Conflict Serializability. Two actions Ai and Aj executed on the same data object by Ti and Tj conflicts if either one of them is a write operation.

255 views • 6 slides