basedir="c:/Program file (x86)/MySQL/ruiy-mysql5-5/"
datadir="C:/Program files (x86)/mysql/ruiy-mysql5-5/data/"
"C:\Program Files (x86)\MySQL\ruiy-mysql5-5\bin\mysqld.exe" --defaults-file="C:\Program Files (x86)\MySQL\ruiy-mysql5-5\my.ini" ruiy-mysql-5-5
原文：http://www.cnblogs.com/ruiy/p/5445956.html