Linux中安裝MySql 5.7.21的詳細(xì)操作步驟

cd /usr/local/
tar -xzvf mysql壓縮包名

vim /etc/my.cnf
#復(fù)制以下內(nèi)容
[client]
port = 3306
socket = /tmp/mysql.sock
[mysqld]
character_set_server=utf8
init_connect='SET NAMES utf8'
basedir=/usr/local/mysql
datadir=/usr/local/mysql/data
socket=/tmp/mysql.sock
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
#不區(qū)分大小寫
lower_case_table_names = 1
sql_mode=STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
max_connections=5000

default-time_zone = '+8:00'

#先安裝一下這個東東，要不然初始化有可能會報錯
yum install libaio
#手動編輯一下日志文件，什么也不用寫，直接保存退出
cd /var/log/
vim mysqld.log
：wq
chmod 777 mysqld.log
chown mysql:mysql mysqld.log
/usr/local/mysql/bin/mysqld --initialize --user=mysql --basedir=/usr/local/mysql --datadir=/usr/local/mysql/data --lc_messages_dir=/usr/local/mysql/share --lc_messages=en_US

cat /var/log/mysqld.log

#如果提示必須要修改密碼才可以進(jìn)行操作的話則執(zhí)行下面操作
set password=password('新密碼');

flush privileges;

UPDATE `mysql`.`user` SET `Host` = '%', `User` = 'root' WHERE (`Host` = 'localhost') AND (`User` = 'root');

#然后執(zhí)行如下操作開啟mysql服務(wù)，以及設(shè)置相關(guān)權(quán)限
cd /var/run/

mkdir mysqld

chmod 777 mysqld

cd mysqld

vim mysqld.pid

chmod 777 mysqld.pid

chown mysql:mysql mysqld.pid 

/usr/local/mysql/support-files/mysql.server start

/usr/local/mysql/bin/mysql -uroot -p 你在上面看到的初始密碼

# 以下是進(jìn)入數(shù)據(jù)庫之后的sql語句
 use mysql;

 UPDATE `mysql`.`user` SET `Host`='%', `User`='root', `Select_priv`='Y', `Insert_priv`='Y', `Update_priv`='Y', `Delete_priv`='Y', `Create_priv`='Y', `Drop_priv`='Y', `Reload_priv`='Y', `Shutdown_priv`='Y', `Process_priv`='Y', `File_priv`='Y', `Grant_priv`='Y', `References_priv`='Y', `Index_priv`='Y', `Alter_priv`='Y', `Show_db_priv`='Y', `Super_priv`='Y', `Create_tmp_table_priv`='Y', `Lock_tables_priv`='Y', `Execute_priv`='Y', `Repl_slave_priv`='Y', `Repl_client_priv`='Y', `Create_view_priv`='Y', `Show_view_priv`='Y', `Create_routine_priv`='Y', `Alter_routine_priv`='Y', `Create_user_priv`='Y', `Event_priv`='Y', `Trigger_priv`='Y', `Create_tablespace_priv`='Y', `ssl_type`='', `ssl_cipher`='', `x509_issuer`='', `x509_subject`='', `max_questions`='0', `max_updates`='0', `max_connections`='0', `max_user_connections`='0', `plugin`='mysql_native_password', `authentication_string`='*6BB4837EB74329105EE4568DDA7DC67ED2CA2AD9', `password_expired`='N', `password_last_changed`='2017-11-20 12:41:07', `password_lifetime`=NULL, `account_locked`='N' WHERE (`User`='root');

 flush privileges;

cd /usr/local/mysql/support-files
cp mysql.server /etc/init.d/mysqld
chkconfig --add mysqld

su - mysql
service mysqld start/stop/restart
遠(yuǎn)程用戶建立
grant all privileges on *.* to '新用戶名'@'%' identified by '新密碼';
flush privileges;
添加系統(tǒng)路徑
vim /etc/profile
export PATH=/usr/local/mysql/bin:$PATH
source /etc/profile