'Which transactions' diaporamas de présentation

Transactions

Transactions. Transactions. ACID Properties Concurrency Control Schedules Serial Schedules Serializability Invalid Schedules Conflict Serializability. Introduction. A transaction is any one execution of a user program in a DBMS e.g. Transferring money between two bank accounts

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Management Information Systems, Sixth Edition

Management Information Systems, Sixth Edition. Chapter 14: Risks, Security, and Disaster Recovery. Objectives. Describe the primary goals of information security Enumerate the main types of risks to information systems List the various types of attacks on networked systems

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Fair Value Accounting & The Current Economic Crisis

Fair Value Accounting & The Current Economic Crisis . Michael D. Barrett Energy Risk Advisory May 4, 2008. Disclaimer.

933 views • 33 slides

What is a Transaction?

What is a Transaction?. Logical unit of work Must be either entirely completed or aborted No intermediate states are acceptable. Figure 9.1. Example Transaction. Examine current account balance Consistent state after transaction No changes made to Database.

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Transfer Pricing Regulations

Transfer Pricing Regulations. Transfer Price: What and Why?. TP means the value or price at which transactions take place amongst related parties. TP are the prices at which an enterprise transfers physical goods and intangible property and provides services to associated enterprises

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Merchandising; Cybersquatting

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The Legal and International Foundations

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Examples

Examples. Conflict and View S erializable. Is the above schedule conflict serializable ? Is the above schedule view seializable to T3T1T2?. Locking. Using the Wait-Die technique, which transaction will get aborted? Using the Wound-wait technique, which transaction will get aborted?.

197 views • 6 slides