I want to migrate the mysql version , and know there is migration toolkit available for migration , if I use it to migrate mysql server , do I need to export data first , then input the data into the new mysql database ? how about the character set , is there any problem to migrate ? thx

u want to migrate or update mysql version?

I just want to update , can advise a way to do that ? thx

make sure to back up first ur current installation of ur mysql subdirectory before doing dis. all u ned to do .
1. stop ur mysql service.
2.uninstall the service.
3.overwrite ur existing folder with new mysql download.
4.install back the service. then start.
5.then add any user previledges. that its.

//note i use win2k server.