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A trigger in Sedna is set on any nodes of an XML document stored in database. When these nodes are updated, the trigger automatically executes XQuery queries and updates specified in its body. For example, the following trigger cancels person node deletion if there are any open auctions referenced by this person:
A trauma trigger is a psychological stimulus that prompts involuntary recall of a previous traumatic experience.The stimulus itself need not be frightening or traumatic and may be only indirectly or superficially reminiscent of an earlier traumatic incident, such as a scent or a piece of clothing. [1]
Trigger (firearms), a mechanism that actuates the firing of firearms Database trigger, procedural code that is automatically executed in response to certain events; Dead man's trigger, a safety device that activates safeguards if the operator is incapacitated
Again, there is a positive feedback, but now it is concentrated only in the memory cell. Examples are the 555 timer and the switch debouncing circuit. [3] The Schmitt trigger symbol shown with a non-inverting hysteresis curve embedded in a buffer. Schmitt triggers can also be shown with inverting hysteresis curves and may be followed by bubbles ...
The event part specifies the signal that triggers the invocation of the rule; The condition part is a logical test that, if satisfied or evaluates to true, causes the action to be carried out; The action part consists of updates or invocations on the local data
An example of that is the presupposition trigger too. This word triggers the presupposition that, roughly, something parallel to what is stated has happened. For example, if pronounced with emphasis on John, the following sentence triggers the presupposition that somebody other than John had dinner in New York last night.
For example, having a nightcap may help you drift off, she says, “but then it disrupts your sleep and can, for some, be a trigger to make their hot flashes and night sweats worse.”
In computing, an event is a detectable occurrence or change in the system's state, such as user input, hardware interrupts, system notifications, or changes in data or conditions, that the system is designed to monitor. Events trigger responses or actions and are fundamental to event-driven systems.