NoCOW on btrfs is a kludge because it disables the core features of btrfs and is dangerous to use with raid1. Since, ZFS doesn't even have a nocow mode, surely

NoCOW on btrfs is a kludge because it disables the core features of btrfs and is dangerous to use with raid1. Since, ZFS doesn't even have a nocow mode, surely there are other ways of dealing with databases?