# File lib/active_record/vendor/mysql.rb, line 219 def change_user(user="", passwd="", db="") if @pre_411 data = user+"\0"+scramble(passwd, @scramble_buff, @protocol_version==9)+"\0"+db else data = user+"\0"+scramble41(passwd, @scramble_buff)+db end pkt = command COM_CHANGE_USER, data handle_auth_fallback(pkt, passwd) @user = user @passwd = passwd @db = db end