MySQL is installed, how do I open it next?

Mondo Finance Updated on 2024-02-07

In the digital age, database management systems (DBMS) have become an integral part of various applications. Among them, MySQL has become the first choice of many developers and enterprises due to its open-source, stable, and efficient characteristics. But for beginners, it can be a little confusing how to launch and use MySQL after installing it. This article will give you a detailed answer to the question "How do I open MySQL after it is installed?", and take you through how to start using MySQL step by step.

1. Start MySQL quickly

After installing MySQL, you can choose different methods to start the MySQL service based on your operating system.

Windows system

Started via "Service": Presswin + r, enterservices.msc, find the MySQL service (such as Mysql56 and MySQL 80) in the service list, right-click and choose Start.

Boot from the command line: Open a Command Prompt (cmd) or PowerShell, enternet start mysql(or the name of your MySQL service).

Linux operating system

Use system service commands: e.gsudo service mysql startorsudo systemctl start mysql

Startup script that calls mysql directly: Usually located at:/etc/init.d/directory, usesudo /etc/init.d/mysql start

macOS

If you installed MySQL via Homebrew, you can use itbrew services start mysql

For other installation methods, you can refer to the Linux system startup method, or consult the specific installation documentation.

2. Log in to the MySQL database

After starting the MySQL service, the next step is to log in to the MySQL database. This is usually done through a command-line toolmysqlto finish.

Open the command-line tool

Windows: You can use CMD, PowerShell, or MySQL Command Line Client.

Linux macOS: Open Terminal.

Log in to MySQL

Enter the following command on the command line:

mysql -u root -p
Here,-uThis is followed by the username (in this case, root).-pIndicates that a password is required. Once you enter the command, you will be prompted to enter your password.

Enter your password and access the database

Once you've entered your password, if everything is correct, you'll be taken to MySQL's command-line interface, where you can start executing SQL statements and managing your database.

3. Basic operations of MySQL

Once logged in to MySQL, you can execute a series of SQL statements to create, query, update, and delete data in the database. Here are some basic examples:

Displays all databases

show databases;
Use a database

use database_name;
(Will.)database_namewith the database name you want to use).

Displays all tables in the database

show tables;
Query the data in the table

select * from table_name;
(Will.)table_namereplace with the name of the table you want to query).

Create a new table

create table table_name (column1 datatype,column2 datatype,..
Insert data

insert into table_name (column1, column2, .values (value1, value2, .
Update the data

update table_nameset column1 = value1, column2 = value2, .where condition;
Deletion of data

delete from table_name where condition;
4. MySQL graphical management tools

In addition to command-line tools, there are many graphical MySQL management tools that can facilitate your database management and operation, such as phpmyadmin, mysql workbench, n**icat, etc. These tools provide an intuitive user interface that makes database management easier and more efficient.

5. Summary

This article first explains how to start the MySQL service on different operating systems, and then explains in detail how to log in to the MySQL database through a command-line tool and perform some basic SQL operations. Finally, the graphical management tools of MySQL are also briefly introduced. Hopefully, this article will help beginners solve the "how to open MySQL after it is installed" problem and start their MySQL learning journey smoothly.

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