Upgrading from Drupal 6 to 7
Just upgraded my web site from Drupal 6 to 7. All I had to do was to download the latest release from drupal.org and follow the instructions from UPGRADE.txt. I admit this part was easier than expected.
But if you want to try a different approach, check out the following project:
It uses a patch system to update from all minor versions to the latest version of Drupal. Download the right patch file for your version, than run the following commands:
cd DRUPAL-ROOT patch -p1 --dry-run < PATCHFILE patch -p1 < PATCHFILE