[svandamme]

Pig shootn ain't a story of elegance, it's a story of shootn a lot and reloading a lot.
There are more pigs waiting to be culled then you can afford ammo to shoot em.

So if you worry a 9mm handgun won't do, you are right, it won't, it shouldn't even be a debate. bring more rifles, or at least a rifle shoots semi auto, with box magazine, and plenty of magazines to feed it.
And the bolt gun you mentioned, that is the backup