1.查看当前数据库字符集和排序规则
命令如下：
mysql> SHOW VARIABLES LIKE 'collation_%';
mysql> SHOW VARIABLES LIKE 'character%';
2.修改my.ini文件，改后内容如下
# For advice on how to change settings please see # http://dev.mysql.com/doc/refman/5.7/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. [client] default-character-set=utf8 [mysql] default-character-set=utf8 [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 = ..... # datadir = ..... # 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 init_connect='SET collation_connection = utf8_general_ci' init_connect='SET NAMES utf8' character-set-server=utf8 collation-server=utf8_general_ci skip-character-set-client-handshake sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
