#创建用户及安装依赖
sudo adduser git
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install git
#安装mysql(路径 /etc/mysql/my.cnf)
sudo apt-get install mysql-server

#配置编码

## The MySQL database server configuration file.## You can copy this to one of:# - "/etc/mysql/my.cnf" to set global options,# - "~/.my.cnf" to set user-specific options.# # One can use all long options that the program supports.# Run program with --help to get a list of available options and with# --print-defaults to see which it would actually understand and use.## For explanations see# http://dev.mysql.com/doc/mysql/en/server-system-variables.html# This will be passed to all mysql clients# It has been reported that passwords should be enclosed with ticks/quotes# escpecially if they contain "#" chars...# Remember to edit /etc/mysql/debian.cnf when changing the socket location.[client]default-character-set=utf8port        = 3306socket        = /var/run/mysqld/mysqld.sock# Here is entries for some specific programs# The following values assume you have at least 32M ram# This was formally known as [safe_mysqld]. Both versions are currently parsed.[mysqld_safe]socket        = /var/run/mysqld/mysqld.socknice        = 0[mysqld]collation-server = utf8_unicode_ci  init-connect=‘SET NAMES utf8‘  character-set-server = utf8 ## * Basic Settings#user        = mysqlpid-file    = /var/run/mysqld/mysqld.pidsocket        = /var/run/mysqld/mysqld.sockport        = 3306basedir        = /usrdatadir        = /var/lib/mysqltmpdir        = /tmplc-messages-dir    = /usr/share/mysqlskip-external-locking## Instead of skip-networking the default is now to listen only on# localhost which is more compatible and is not less secure.bind-address        = 127.0.0.1## * Fine Tuning#key_buffer        = 16Mmax_allowed_packet    = 16Mthread_stack        = 192Kthread_cache_size       = 8# This replaces the startup script and checks MyISAM tables if needed# the first time they are touchedmyisam-recover         = BACKUP#max_connections        = 100#table_cache            = 64#thread_concurrency     = 10## * Query Cache Configuration#query_cache_limit    = 1Mquery_cache_size        = 16M## * Logging and Replication## Both location gets rotated by the cronjob.# Be aware that this log type is a performance killer.# As of 5.1 you can enable the log at runtime!#general_log_file        = /var/log/mysql/mysql.log#general_log             = 1## Error log - should be very few entries.#log_error = /var/log/mysql/error.log## Here you can see queries with especially long duration#log_slow_queries    = /var/log/mysql/mysql-slow.log#long_query_time = 2#log-queries-not-using-indexes## The following can be used as easy to replay backup logs or for replication.# note: if you are setting up a replication slave, see README.Debian about#       other settings you may need to change.#server-id        = 1#log_bin            = /var/log/mysql/mysql-bin.logexpire_logs_days    = 10max_binlog_size         = 100M#binlog_do_db        = include_database_name#binlog_ignore_db    = include_database_name## * InnoDB## InnoDB is enabled by default with a 10MB datafile in /var/lib/mysql/.# Read the manual for more InnoDB related options. There are many!## * Security Features## Read the manual, too, if you want chroot!# chroot = /var/lib/mysql/## For generating SSL certificates I recommend the OpenSSL GUI "tinyca".## ssl-ca=/etc/mysql/cacert.pem# ssl-cert=/etc/mysql/server-cert.pem# ssl-key=/etc/mysql/server-key.pem[mysqldump]quickquote-namesmax_allowed_packet    = 16M[mysql]default-character-set=utf8#no-auto-rehash    # faster start of mysql but no tab completition[isamchk]key_buffer        = 16M## * IMPORTANT: Additional settings that can override those from this file!#   The files must end with ‘.cnf‘, otherwise they‘ll be ignored.#!includedir /etc/mysql/conf.d/

#重启服务

sudo service mysql restart
mysql -uroot -p
show variables like ‘char%‘;
show variables like ‘collation%‘;

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