How to solve the problem that the my.ini file cannot be found after the Mysql application is installed-Mysql Tutorial-php.cn

How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

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Release： 2023-06-02 22:25:39

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1. Background

I installed MySQL Server 8.0 on two computers and plan to continue the master-slave configuration. At this time, I need to use my. ini file to configure, but I cannot find the my.ini file.

There is no my.ini file in my installation directory. (My mysql installation directory here is C:\Program Files\MySQL\MySQL Server 8.0).

How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

Then we need to reconfigure it.

2. Delete the original mysql service

Because my mysql has been used for a while, I will delete the service and reconfigure it here.

Delete method.

Enter the bin directory of mysql installation. Enter the cmd command in the path bar to enter the command prompt.

How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

View the name of our mysql service. Our service name is MySQLD514. This name is customized by us. Everyone's situation may be different and you need to insert the corresponding name yourself. )

How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

##The command is as follows:

# 删除已安装的mysql服务
sc delete MySQLD514

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3. Initialize mysql

# 初始化mysql
mysqld --initialize-insecure --user=mysql

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How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

4. Add the my.ini file by yourself

Create a new my.ini file in the same directory as the bin folder.

How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

Copy the following script to the my.ini file

# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html
# *** DO NOT EDIT THIS FILE. It&#39;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.
[client]
default-character-set = utf8mb4
[mysql]
default-character-set = utf8mb4
[mysqld]
character-set-client-handshake = FALSE
character-set-server = utf8mb4
collation-server = utf8mb4_bin
init_connect=&#39;SET NAMES utf8mb4&#39;
# 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 = D:\MySQL
datadir = D:\MySQL\data
port = 3306
server_id = 1
# 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 = 16M
read_rnd_buffer_size = 16M 
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES

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5. Create a new mysql service

Enter the command, which means to create a name For MySql service, the relevant configuration file is C:\Program Files\MySQL\MySQL Server 8.0\my.ini

# 创建mysql服务
mysqld --install "MySql" --defaults-file="C:\Program Files\MySQL\MySQL Server 8.0\my.ini"

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How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

Open the service again and you can see our MySql service item.

How to solve the problem that the my.ini file cannot be found after the Mysql application is installed

6. Start the mysql service

It can be started directly in the service, or it can be started by command in cmd. The command is:

net start MySql

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How to solve the problem that the my.ini file cannot be found after the Mysql application is installed ##7. Set the database password

7.1 Log in to the mysql database

Start cmd in the bin directory. Enter the following command.

mysql -u root -p

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The password is blank at this time, no need to fill it in, just press Enter:

How to solve the problem that the my.ini file cannot be found after the Mysql application is installed 7.2 Modify the root user password

Set the root user The password is 123456

ALTER USER &#39;root&#39;@&#39;localhost&#39; IDENTIFIED WITH mysql_native_password BY &#39;123456&#39;;

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How to solve the problem that the my.ini file cannot be found after the Mysql application is installed Set to log out and log in again.

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