Function FindTriggerIncompatibleWithInheritance

src/backend/commands/trigger.c:2150–2167

* Check if there is a row-level trigger with transition tables that prevents * a table from becoming an inheritance child or partition. Return the name * of the first such incompatible trigger, or NULL if there is none. */

 * of the first such incompatible trigger, or NULL if there is none.
 */
const char *
FindTriggerIncompatibleWithInheritance(TriggerDesc *trigdesc)
{
	if (trigdesc != NULL)
	{
		int			i;

		for (i = 0; i < trigdesc->numtriggers; ++i)
		{
			Trigger    *trigger = &trigdesc->triggers[i];

			if (trigger->tgoldtable != NULL || trigger->tgnewtable != NULL)
				return trigger->tgname;
		}
	}

	return NULL;
}

/*
 * Call a trigger function.