SQL

修改文件位置、默认编码、最大连接数

# 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]

# 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 

sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES 

#Path to the database root
datadir="D:/MySQL_Datafiles"

# The default character set that will be used when a new schema or table is
# created and no character set is defined
character-set-server=utf8
collation-server=utf8_general_ci

# The maximum amount of concurrent sessions the MySQL server will
# allow. One of these connections will be reserved for a user with
# SUPER privileges to allow the administrator to login even if the
# connection limit has been reached.
max_connections=1000

查看用户生效主机（IP）

mysql> select host from user where user='root';
+-----------+
| host |
+-----------+
| % |
| localhost |
+-----------+
2 rows in set (0.00 sec)

指定用户可用(任意)主机

GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY 'Wincor';

查看InnoDB交易，死锁等状态

SHOW ENGINE INNODB STATUS；

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最后编辑时间为: 2018/04/27 09:02