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阿里雲Centos下安裝mysql

1.wget安裝mysql

2.密碼有誤繞過驗證直接登陸

3.遠端連線的問題

4.遠端連線授權失敗

The MySQL server is running with the –skip-grant-tables option so it cannot execute this statement

出現flush privileges 一下就OK了,

mysql> flush privileges;

Query OK, 0 rows affected (0.01 sec)

–skip-grant-tables

顧名思義,資料庫啟動的時候 跳躍許可權表的限制,不用驗證密碼,直接登入。

5.修改MySQL的埠號

6.注意中文亂碼問題

show variables like '%char%';

以下結果為正常

如果不正常修改my.cnf

以下為my.cnf可直接複製

# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html
[client]
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
#
# 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
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock

# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0

# Recommended in standard MySQL setup
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
character-set-server=utf8

[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid

[mysql]
default-character-set=utf8
~