create_constraint_trigger

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CREATE CONSTRAINT TRIGGER()	 SQL Commands	  CREATE CONSTRAINT TRIGGER()



NAME
       CREATE CONSTRAINT TRIGGER - define a new constraint trigger


SYNOPSIS
       CREATE CONSTRAINT TRIGGER name
	   AFTER events ON
	   tablename constraint attributes
	   FOR EACH ROW EXECUTE PROCEDURE funcname ( args )


DESCRIPTION
       CREATE  CONSTRAINT TRIGGER is used within CREATE TABLE/ALTER TABLE and
       by pg_dump to create the special triggers for  referential  integrity.
       It is not intended for general use.

PARAMETERS
       name   The name of the constraint trigger.

       events The event categories for which this trigger should be fired.

       tablename
	      The  name (possibly schema-qualified) of the table in which the
	      triggering events occur.

       constraint
	      Actual constraint specification.

       attributes
	      The constraint attributes.

       funcname(args)
	      The function to call as part of the trigger processing.



SQL - Language Statements	  2008-01-03	  CREATE CONSTRAINT TRIGGER()