Personal characteristics. 1  The social mix in urban and rural environments is different. 2  The mix of occupations in urban and rural areas is also different. 3  The ACS indicates that people in rural areas generally have lower incomes than people in urban areas, a situation that can only be exacerbated by droughts and floods.
A trigger is a metal lever that when pulled discharges a gun. You shoot the gun by pulling the trigger. Trigger can also mean the start of a processââviolent protests might trigger a revolution. Certain scents, places, or old love songs can be said to trigger, or activate, memories. If you get weepy when you hear the national anthem, that may be because it triggers thoughts of family, home, baseball and the Fourth of July.
An INSTEAD OF trigger is a DML trigger that is defined on a view (not a table). The database fires the INSTEAD OF trigger instead of executing the triggering DML statement. For more information, see Modifying Complex Views (INSTEAD OF Triggers). A system trigger is defined on a schema or the database. A trigger defined on a schema fires for each event associated with the owner of the schema (the current user). A trigger defined on a database fires for each event associated with all users.