Скачать или смотреть 167. AQA A Level (7517) SLR23 - 4.10.5 Transaction processing

AQA Specification Reference
A Level 4.10.5

In this video we take a look at transaction processing, record locking and redundancy and the rules of A.C.I.D. (Atomicity, Consistency, Isolation and Durability).

Key questions:

What do we mean by the term referential integrity?
What are the primary considerations regarding transaction processing?

00:00 Transaction processing
00:14 Intro
00:19 Multi-user databases
01:15 Data integrity and referential integrity
04:41 Transaction processing
06:24 Key questions
06:37 Going beyond the specification
06:45 ACID rules
07:08 Atomicity
07:41 Consistency
08:06 Isolation
08:40 Durability
09:08 Outro

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