about upgrading.bat?

guys, i wanna upgrade my server which the files can be found here, after extracting the new server files, and running the UPGRADE.BAT from the tools, will that upgrade the server? will there be any changes in the sql files that i have in navicat?

i just need some info.. please if you know anything please share it with us... thanks....

;)

upgrade.bat is a tool usefull for ugrade database for new server core. It will delete and create new table in database (not table about account and character info like character_quest, character_skill,..., item, pets). U can open upgrade.sql to view tables will be delete:
it syntax:
DROP TABLE npc IF EXIST;