Database trigger. A database trigger is procedural code that is automatically executed in response to certain events on a particular table or view in a database. The trigger is mostly used for maintaining the integrity of the information on the database.
Assisted Opening Knives. An assisted opening knife is a type of everyday carry knife that allows the user to open its blade with one hand by applying pressure to the thumb stud or the flipper. In the closed position, the blade is generally held in place by a torsion bar.
One of the ways the two knives differ is that while switchblades are prohibited, assisted-opening knives are perfectly legal. In 2009, the Federal Switchblade Act was actually revised and clarified so that assisted-opening knives would not fall under the prohibition of the act, which only outlawed switchblades. The change made sure that the Federal Switchblade Act does not apply to: