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If the trigger is created on a schema or the database, then the triggering event is composed of either DDL or database operation statements, and the trigger is called a system trigger. An INSTEAD OF trigger is either: A DML trigger created on a view or a system trigger defined on a CREATE statement.
The following is an Oracle syntax example of a row level trigger that is called AFTER an update FOR EACH ROW affected. This trigger is called on an update to a phone book database. When the trigger is called it adds an entry into a separate table named phone_book_audit.
(This is because a later transaction already depends on the old value.) Otherwise, T i creates a new version of object P and sets the read/write timestamp TS of the new version to the timestamp of the transaction TS ← TS(T i). [2] The drawback to this system is the cost of storing multiple versions of objects in the database.
Nothing is stopping Trump from fulfilling other Day 1 promises, including applying the steep new tariffs on imports from Mexico and Canada — a step that could send shocks through the North ...
This is a listing of Oracle Corporation's corporate acquisitions, including acquisitions of both companies and individual products. Oracle's version [1] does not include value of the acquisition. [2] See also Category:Sun Microsystems acquisitions (Sun was acquired by Oracle).
A scheduled-task pattern is a type of software design pattern used with real-time systems. [1] It is not to be confused with the "scheduler pattern".While the scheduler pattern delays access to a resource (be it a function, variable, or otherwise) only as long as absolutely needed, the scheduled-task pattern delays execution until a determined time.
Patrick Mahomes has nothing but good things to say about Taylor Swift!. On Monday, Feb.3, the Kansas City Chiefs quarterback, 29, whose wife Brittany Mahomes is good pals with the pop star ...
New York City had recorded only trace amounts of snow late Saturday, but the weather service office there said powder was hitting the ground at a rate of 1.5 inches an hour in nearby Harrison, New ...