DACHSHUNDs are renowned hunting dogs full of energy. They can entertain us in a variety of ways, and most of all they are digging the holes because they smell something and have to come to it at all costs. They are very lively, sometimes stubborn, but very sweet.
As with any breed, so is the rule that you must be an active and responsible owner and build a good relationship with a dog. These guys have given you the task of digging as many holes, so just look at what kind of garden masters are in the garden.