[#7984] remove unused columns
[#7984] remove unused columns

apache/allura,heiths/allura,heiths/allura,apache/allura,apache/allura,apache/allura,heiths/allura,lym/allura-git,heiths/allura,apache/allura,lym/allura-git,lym/allura-git,heiths/allura,lym/allura-git,lym/allura-git