####################配置文件开始###################
 [client]

 default-character-set=utf8

 [mysqld]
 port=3306

 basedir ="D:\MySql\mysql-5.7.17-winx64/"
 datadir ="D:\MySql\mysql-5.7.17-winx64/data/"
 tmpdir  ="D:\MySql\mysql-5.7.17-winx64/data/"
 socket  ="D:\MySql\mysql-5.7.17-winx64/data/mysql.sock"
 log-error="D:\MySql\mysql-5.7.17-winx64/data/mysql_error.log"

 #server_id = 2

 #skip-locking 
 max_connections=100
 table_open_cache=256
 query_cache_size=1M
 tmp_table_size=32M
 thread_cache_size=8
 innodb_data_home_dir="D:\MySql\mysql-5.7.5-m15-winx64/data/"
 innodb_flush_log_at_trx_commit =1
 innodb_log_buffer_size=128M
 innodb_buffer_pool_size=128M
 innodb_log_file_size=10M
 innodb_thread_concurrency=16
 innodb-autoextend-increment=1000
 join_buffer_size = 128M
 sort_buffer_size = 32M
 read_rnd_buffer_size = 32M

 max_allowed_packet = 32M

 explicit_defaults_for_timestamp=true
 sql-mode="STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"
 #sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

####################配置文件结束###################

mysqld install MySQL --defaults-file="D:\MySql\mysql-5.7.17-winx64\my.ini" 

net start mysql

mysqld --romve
mysqld --install
mysqld --initialize
net start mysql

net start mysql
net stop mysql