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Joe del ins - PowerPoint PPT Presentation

Transactions, Views, Indexes

Transactions, Views, Indexes

Transactions, Views, Indexes. Controlling Concurrent Behavior Virtual and Materialized Views Speeding Accesses to Data. Why Transactions?. Database systems are normally being accessed by many users or processes at the same time. Both queries and modifications.

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553 views • 44 slides
Transactions, Views, Indexes

Transactions, Views, Indexes

Transactions, Views, Indexes. Controlling Concurrent Behavior Virtual and Materialized Views Speeding Accesses to Data. Why Transactions?. Database systems are normally being accessed by many users or processes at the same time. Both queries and modifications.

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573 views • 42 slides
Database Principles

Database Principles

Database Principles. College of Computer Science and Technology Chongqing University of Posts & Telecom. Chapter 8 Transactions. Serializability Isolation Levels Atomicity. The Setting. Database systems are normally being accessed by many users or processes at the same time.

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441 views • 24 slides
Transactions

Transactions

Transactions. The Setting. Database systems are normally being accessed by many users or processes at the same time. Both queries and modifications. Unlike Operating Systems, which support interaction of processes, a DMBS needs to keep processes from troublesome interactions.

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324 views • 23 slides
Transactions

Transactions

Transactions. Serializability Isolation Levels Atomicity. The Setting. Database systems are normally being accessed by many users or processes at the same time. Both queries and modifications.

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238 views • 23 slides

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