The application of trigger in database
Liu Xiao-ping · Journal of Shaoguan University · 2007
Trigger is a kind of method that SQL Server provides for application developer to assurance database in the data integrity,it is a kind of special stored procedure.The paper introduces the principle and concept,types of the triggers.It presents the two related logicautomatically data updating and backup,and it provides the examples for application.Experimental resuhs show that it is available and effective to implement some automatic rules of data maintenance by utilizing trigger mechanism.