我是到官网下的5.6zip windows版本，只有一个my-default.ini
内容那个也很简单
For advice on how to change settings please see
http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html
*** DO NOT EDIT THIS FILE. It's a template which will be copied to the
*** default location during install, and will be replaced if you
*** upgrade to a newer version of MySQL.
[mysqld]
Remove leading # and set to the amount of RAM for the most important data
cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
innodb_buffer_pool_size = 128M
Remove leading # to turn on a very important data integrity option: logging
changes to the binary log between backups.
log_bin
These are commonly set, remove the # and set as required.
basedir = C:\Program Files\MySQL\MySQL Server 5.6
datadir = C:\Program Files\MySQL\MySQL Server 5.6\data
port = .....
server_id = .....
Remove leading # to set options mainly useful for reporting servers.
The server defaults are faster for transactions and fast SELECTs.
Adjust sizes as needed, experiment to find the optimal values.
join_buffer_size = 128M
sort_buffer_size = 2M
read_rnd_buffer_size = 2M
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
