September 2006
Beginner to intermediate
570 pages
16h 15m
English
Transactions enable you to implement data integrity and consistency within your packages. In DBMS world, a transaction is considered an atomic piece of work that must be completed entirely or rolled back altogether. Sometimes it becomes imperative to use transactions when working with database systems. For example, in banking systems, when somebody transfers money from his account to someone else’s account, the money has to be debited and credited in a single transaction—either both operations of debiting and crediting will happen or both will be rolled back if the system is unable to complete the transaction at any stage while processing this transaction. In this way, you can be sure that the data ...
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