by
Mohamed El Desouki
[email protected]
Tel :00966 553450836
جامعة سلمان بن عبد العزيز - السعودية - الخرج

شرح مقرر نظم إدارة قواعد البيانات - محاضرات مباشرة
Course : Database Management Systems - 2nd Database Course

Topic 1 : Transaction Processing
This video explain why concurrency control is needed in Database Management systems , it covers the following

-What is concurrency control ?
-Why concurrency control is needed ?
-lost update problem , dirty read problem , unrepeatable read problem , incorrect summary problem.