o k`@sgdZddZdS))zDROP TABLE revision;zDROP TABLE node_change;zCREATE TABLE revision ( rev text PRIMARY KEY, time integer, author text, message text );aCREATE TABLE node_change ( rev text, path text, kind char(1), -- 'D' for directory, 'F' for file change char(1), base_path text, base_rev text, UNIQUE(rev, path, change) );cCs tD]}||qtddS)Nz-Please perform a "resync" after this upgrade.)sqlexecuteprint)envvercursorsr4/usr/lib/python3/dist-packages/trac/upgrades/db10.py do_upgrade$s  r N)rr rrrr s