made minor properties changes for the inmemory database.
made minor properties changes for the inmemory database.

GabrielAcostaEngler/Shoppingcartproject-V2.0,GabrielAcostaEngler/Shoppingcartproject-V2.0,GabrielAcostaEngler/Shoppingcartproject-V2.0,GabrielAcostaEngler/Shoppingcartproject-V2.0