centos系统下安装MySQL5.7.18办法详解
1、第一安置依靠包
yum install -y gcc gcc-c++ ncurses-devel perl openssl-devel
最最重要的是,不要忘了安置openssl-devel
(免费学习视频教程引荐:mysql视频教程)
2、安置cmake
tar -xzvf cmake-3.8.1.tar.gz cd cmake-3.8.1 ./bootstrap make && make install
3、安置MySQL5.7.18
第一下载安置包,本人的安置版本是:mysql-boost-5.7.18.tar.gz
需要下载boost,本人配套的是boost_1_59_0版本
下载,并在/usr/local名目下解压,并重命名为boost
第一为增加 MySQL 对应的系统账户,用于包管其当地文件权限分配:
groupadd mysql useradd -r -g mysql mysql
创立数据库名目:
mkdir -p /var/mysql/data chown mysql:mysql /var/mysql/data
进入解压后的MySQL安置包:
cd mysql-boost-5.7.18 cmake . \ -DCMAKE_INSTALL_PREFIX=/usr/local/mysql/ \ -DINSTALL_DATADIR=/usr/local/mysql/data/master \ -DSYSCONFDIR=/usr/local/mysql/etc \ -DDEFAULT_CHARSET=utf8 \ -DDEFAULT_COLLATION=utf8_general_ci \ -DEXTRA_CHARSETS=all \ -DWITH_SSL=system \ -DWITH_EMBEDDED_SERVER=1 \ -DENABLED_LOCAL_INFILE=1 \ -DWITH_MYISAM_STORAGE_ENGINE=1 \ -DWITH_INNOBASE_STORAGE_ENGINE=1 \ -DWITH_ARCHIVE_STORAGE_ENGINE=1 \ -DWITH_BLACKHOLE_STORAGE_ENGINE=1 \ -DWITH_MEMORY_STORAGE_ENGINE=1 \ -DWITH_FEDERATED_STORAGE_ENGINE=1 \ -DWITH_PARTITION_STORAGE_ENGINE=1 \ -DWITH_PERFSCHEMA_STORAGE_ENGINE=1 \ -DMYSQL_USER=mysql \ -DMYSQL_UNIX_ADDR=/usr/local/mysql/data/mysql.sock \ -DDOWNLOAD_BOOST=1 \ -DWITH_BOOST=/usr/local/boost
假如发生错误,修改好后,需要删除当前名目下的CMakeCache.txt文件,再从新cmake
make && make install
停止完以上步骤,需要改动 mysql 安置名目的所有者,比方我们安置的名目是 /usr/local/mysql,使用命令
chown -R mysql:mysql /usr/local/mysql
修改名目所有者。此时,复制一份默许配置文件
cp /usr/local/mysql/support-files/my-default.cnf /etc/my.cnf
博主安置完成没有my-default.cnf 这个文件,需要本人创立,附上文件的内容:
#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. [mysqld] #aracter_set_server=utf8 #init_connect='SET NAMES utf8' sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES # 一样配置选项 basedir = /usr/local/mysql datadir = /usr/local/mysql/data/master port = 3306 socket = /usr/local/mysql/data/mysql.sock character-set-server=utf8 back_log = 300 max_connections = 3000 max_connect_errors = 50 table_open_cache = 4096 max_allowed_packet = 32M #binlog_cache_size = 4M max_heap_table_size = 128M read_rnd_buffer_size = 16M sort_buffer_size = 16M join_buffer_size = 16M thread_cache_size = 16 query_cache_size = 128M query_cache_limit = 4M ft_min_word_len = 8 thread_stack = 512K transaction_isolation = REPEATABLE-READ tmp_table_size = 128M #log-bin=mysql-bin long_query_time = 6 server_id=1 innodb_buffer_pool_size = 1G innodb_thread_concurrency = 16 innodb_log_buffer_size = 16M innodb_log_file_size = 512M innodb_log_files_in_group = 3 innodb_max_dirty_pages_pct = 90 innodb_lock_wait_timeout = 120 innodb_file_per_table = on [mysqldump] quick max_allowed_packet = 32M [mysql] no-auto-rehash default-character-set=utf8 safe-updates [myisamchk] key_buffer = 16M sort_buffer_size = 16M read_buffer = 8M write_buffer = 8M [mysqlhotcopy] interactive-timeout [mysqld_safe] open-files-limit = 8192 [client] port=3306 socket=/usr/local/mysql/data/mysql.sock #default-character-set=utf8
假如提醒已存在文件可否覆盖时,覆盖即可。
然后施行数据库的初始化操纵,
/usr/local/mysql/bin/mysqld --initialize --user=mysql,
这时候会初始化数据库并创立一个数据库 root 账号,但是要留意,这个账号是有默许密码的,初始化的时候屏幕上会输出初始化的密码,假如错过了,可以通过查看 /root/.mysql_secret 即可看到默许的密码。
施行 cp /usr/local/mysql/support-files/mysql.server /etc/init.d,将 mysql 的效劳启动足本复制过去,然后施行 service mysql.server start 启动 mysql。
最后 /usr/local/mysql/bin/mysql -rroot -p,输入密码回车,假如显现Access denied for user 'root'@'localhost' (using password: YES),一样状况下
service mysql.server restart 从新启动即可
通过之后,可以用以下命令从新设定root密码
set password=password('你的密码');
至此,根本的安置流程完毕
以下办法可以设定开机启动
命令echo "service mysqld start" >> /etc/rc.local
或者进入/etc/名目,直接vim rc.local编纂rc.local文件,在最后一行增加“service mysqld start”,留存退出。
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