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Summary: This tutorial is the sixth in a series of nine tutorials designed to help you become familiar with all the different aspects of IBM® Informix® Dynamic Server (IDS) and help you get ready for the IDS Fundamentals Certification exam. In this part, which corresponds with Part 6 of the exam, gain an understanding of the data concurrency mechanisms in IDS.
Date: 13 Aug 2009
Level: Intermediate
PDF: A4 and Letter (65 KB | 25 pages)Get Adobe® Reader®
Activity: 12522 views
Comments: 
Conclusion
Now, you should have a good understanding of how the different types of locks are used in IDS to maintain the integrity of the data in a multi-user environment. In addition, you should also have a good understanding of how different isolation levels affect concurrency and how the different potential problems of each can be avoided.
