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InterviewSolution
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What is twiggers ?what is the use of twiggers ? |
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Answer» Answer: A trigger is a special type of stored procedure that automatically runs when an event occurs in the database server. DML triggers RUN when a USER tries to modify data through a data manipulation language (DML) event. DML events are INSERT, UPDATE, or DELETE statements on a table or view Trigger: A trigger is a stored procedure in database which automatically invokes whenever a special event in the database occurs. For example, a trigger can be invoked when a row is inserted into a specified table or when certain table COLUMNS are being UPDATED |
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