The Application and Implement of Oracle Trigger in KJXZ System
Jing Liu
Abstract
Jing Liu
Abstract
The database trigger is a responsive procedure when database events such as inserting,updating,or deleting are occurred.This paper presents some functions and their applications of oracle trigger,and then proposes some instances of the project to show how to use trigger of oracle 9i,and at the end of this paper,a conclusion is made to summarize its advantages and limitations.
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The database trigger is a responsive procedure when database events such as inserting,updating,or deleting are occurred.This paper presents some functions and their applications of oracle trigger,and then proposes some instances of the project to show how to use trigger of oracle 9i,and at the end of this paper,a conclusion is made to summarize its advantages and limitations.
Key concepts: Computer science, Oracle, Oracle database, Oracle Unified Method, Database, PL/SQL, Software engineering, Information retrieval