game_event_npcflag

Structure

Field	Type	Attributes	Key	Null	Default	Extra	Comment
eventEntry	tinyint	unsigned	PRI	NO			Entry of the game event
guid	bigint	unsigned	PRI	NO	0
npcflag	bigint	unsigned		NO	0

Description of fields

eventEntry

This field signifies the game_event.eventEntry  

guid

GUID of the creature which this entry should be related to during the event. Referenced in creature.guid  

npcflag

The npcflags that you want to set additionally during the event. The value specified here is bitwise added to the npcflag already set on the NPC.

So, if you want the creature to be also a quest giver, just put 2 in this column.