How to Install Mysql 5.7 on Ubuntu 20.04

MySQL is a popular open-source relational database management system that is widely used for storing and managing data. It provides a reliable and scalable solution for handling large volumes of data, making it an essential tool for businesses and developers. In this blog post, we will discuss how to install MySQL 5.7 on Ubuntu 20.04, a popular Linux distribution.

Video Tutorial:

What’s Needed

Before we begin, there are a few things that you will need in order to install MySQL 5.7 on Ubuntu 20.04:

1. A computer or virtual machine running Ubuntu 20.04.
2. Access to a terminal or command line interface.
3. Sudo privileges or root access to your system.

What Requires Your Focus?

Installing MySQL 5.7 on Ubuntu 20.04 requires your attention to the following key areas:

1. Choosing the appropriate method for installation.
2. Following the installation steps carefully.
3. Configuring MySQL for optimal performance and security.
4. Verifying the successful installation of MySQL.

Now that we have an overview of what’s needed and what requires our focus, let’s explore the different methods for installing MySQL 5.7 on Ubuntu 20.04.

Method 1: Using the MySQL APT Repository

Using the MySQL APT repository is the recommended method for installing MySQL 5.7 on Ubuntu 20.04. It provides the most up-to-date and stable version of MySQL, along with convenient package management features.

To install MySQL 5.7 using the MySQL APT repository, follow these steps:

Step 1: Add the MySQL APT Repository
– Open a terminal and execute the following command:
sudo apt update
– Enter your password when prompted.
– Execute the following command to download and install the MySQL APT repository:
wget https://dev.mysql.com/get/mysql-apt-config_0.8.17-1_all.deb
– Execute the following command to install the downloaded package:
sudo dpkg -i mysql-apt-config_0.8.17-1_all.deb
– During the installation process, you will be prompted to select the MySQL version to install. Choose MySQL 5.7 and press Enter.
– Update the package list by executing the following command:
sudo apt update

Step 2: Install MySQL 5.7
– Execute the following command to install MySQL 5.7:
sudo apt install mysql-server=5.7

Step 3: Configure MySQL
– During the installation process, you will be prompted to set a root password for MySQL. Enter a strong password and press Enter.
– After the installation is complete, execute the following command to secure your MySQL installation:
sudo mysql_secure_installation
– Follow the prompts to secure your MySQL installation. This includes removing anonymous users, disallowing remote root login, and removing test databases.
– Restart the MySQL service by executing the following command:
sudo service mysql restart

Step 4: Verify the Installation
– Execute the following command to check the status of the MySQL service:
sudo service mysql status
– If the service is running, it means that MySQL 5.7 has been successfully installed on your Ubuntu 20.04 system.

Most importantly, let’s take a look at the pros and cons of using the MySQL APT repository to install MySQL 5.7 on Ubuntu 20.04.

Method 2: Via the Ubuntu Repository

If you prefer to install MySQL 5.7 from the Ubuntu repository, you can use this method. The Ubuntu repository offers a pre-packaged version of MySQL that is tested and verified to work on Ubuntu systems.

To install MySQL 5.7 via the Ubuntu repository, follow these steps:

Step 1: Update the Package List
– Open a terminal and execute the following command to update the package list:
sudo apt update
– Enter your password when prompted.

Step 2: Install MySQL 5.7
– Execute the following command to install MySQL 5.7:
sudo apt install mysql-server-5.7

Step 3: Configure MySQL
– During the installation process, you will be prompted to set a root password for MySQL. Enter a strong password and press Enter.

Step 4: Secure the MySQL Installation
– Execute the following command to secure your MySQL installation:
sudo mysql_secure_installation
– Follow the prompts to secure your MySQL installation. This includes removing anonymous users, disallowing remote root login, and removing test databases.

Step 5: Verify the Installation
– Execute the following command to check the status of the MySQL service:
sudo service mysql status
– If the service is running, it means that MySQL 5.7 has been successfully installed on your Ubuntu 20.04 system.

Let’s now examine the pros and cons of installing MySQL 5.7 via the Ubuntu repository.

Method 3: Using the MySQL Tarball

If you prefer to install MySQL 5.7 using the MySQL tarball, you can use this method. The tarball contains the source code and binaries for MySQL, allowing you to customize the installation to your specific needs.

To install MySQL 5.7 using the MySQL tarball, follow these steps:

Step 1: Download the MySQL Tarball
– Open a web browser and navigate to the MySQL downloads page at https://dev.mysql.com/downloads/mysql/.
– Scroll down and look for the "MySQL Community Server" section.
– Select the "MySQL Community Server" version that matches your system architecture and click the download button.
– Once the download is complete, open a terminal and navigate to the directory where the tarball is located.

Step 2: Extract the Tarball
– Execute the following command to extract the contents of the tarball:
tar xvfz mysql-*.tar.gz
– This will create a new directory with the extracted files. Navigate to the directory.

Step 3: Configure and Build MySQL
– Execute the following commands to configure and build MySQL:
./configure
make
– This will configure and compile MySQL based on your system specifications. The process may take some time to complete.

Step 4: Install MySQL
– Execute the following command to install MySQL:
sudo make install
– This will install MySQL into the default location on your system.

Step 5: Configure MySQL
– Create a new user and group for MySQL by executing the following commands:
sudo groupadd mysql
sudo useradd -r -g mysql -s /bin/false mysql
– Change the owner and group of the MySQL installation directory by executing the following command:
sudo chown -R mysql:mysql /usr/local/mysql
– Initialize the MySQL data directory by executing the following command:
sudo /usr/local/mysql/bin/mysqld –initialize –user=mysql –basedir=/usr/local/mysql –datadir=/usr/local/mysql/data
– Create a configuration file for MySQL by executing the following command:
sudo cp /usr/local/mysql/support-files/my-default.cnf /etc/my.cnf

Step 6: Start and Verify the MySQL Service
– Execute the following command to start the MySQL service:
sudo /usr/local/mysql/bin/mysqld_safe –user=mysql &
– Verify that the MySQL service is running by executing the following command:
sudo /usr/local/mysql/bin/mysqladmin -u root -p version
– Enter the root password that you set during the installation process. If the command returns the MySQL version number, it means that MySQL 5.7 has been successfully installed.

Let’s now analyze the pros and cons of using the MySQL tarball to install MySQL 5.7 on Ubuntu 20.04.

Method 4: Via PPA (Personal Package Archive)

Another method for installing MySQL 5.7 on Ubuntu 20.04 is using a Personal Package Archive (PPA). A PPA is a repository that hosts packages for specific software and can be used to install and update that software on Ubuntu systems.

To install MySQL 5.7 via PPA, follow these steps:

Step 1: Add the MySQL PPA
– Open a terminal and execute the following command to add the MySQL PPA:
sudo add-apt-repository ppa:ondrej/mysql-5.7
– Enter your password when prompted.
– Press Enter to confirm adding the PPA.

Step 2: Update the Package List
– Execute the following command to update the package list:
sudo apt update

Step 3: Install MySQL 5.7
– Execute the following command to install MySQL 5.7:
sudo apt install mysql-server-5.7

Step 4: Configure MySQL
– During the installation process, you will be prompted to set a root password for MySQL. Enter a strong password and press Enter.

Step 5: Secure the MySQL Installation
– Execute the following command to secure your MySQL installation:
sudo mysql_secure_installation
– Follow the prompts to secure your MySQL installation. This includes removing anonymous users, disallowing remote root login, and removing test databases.

Step 6: Verify the Installation
– Execute the following command to check the status of the MySQL service:
sudo service mysql status
– If the service is running, it means that MySQL 5.7 has been successfully installed on your Ubuntu 20.04 system.

Let’s now evaluate the pros and cons of installing MySQL 5.7 via PPA on Ubuntu 20.04.

Why Can’t I Install MySQL 5.7?

There can be several reasons why you may encounter difficulties in installing MySQL 5.7 on Ubuntu 20.04. Some common reasons include:

1. Dependency Issues: MySQL 5.7 has specific dependencies that may not be met on your system. Ensure that all required dependencies are installed.

2. Software Conflict: There may be conflicts with other software or packages on your system. Check for any conflicting software and resolve the conflicts before installing MySQL 5.7.

3. Insufficient Privileges: You may be attempting to install MySQL without sufficient privileges. Ensure that you have either sudo privileges or root access to your system.

Here are some potential fixes for the installation issues:

1. Update Package List: Update the package list on your system to ensure that you have the latest versions of all packages and dependencies.

2. Resolve Dependency Issues: Install any missing or required dependencies for MySQL 5.7. Use the package manager or the required installation method to resolve any dependency issues.

3. Uninstall Conflicting Software: If there is conflicting software on your system, uninstall or disable it to avoid conflicts during the MySQL installation.

With this, we have covered the potential reasons why you may encounter difficulties in installing MySQL 5.7 and provided some possible fixes.

Implications and Recommendations

Now that you have successfully installed MySQL 5.7 on Ubuntu 20.04, there are a few implications and recommendations to keep in mind:

1. Regular Updates: MySQL releases regular updates and security patches. Stay updated with the latest versions to benefit from bug fixes, performance improvements, and enhanced security.

2. Security Considerations: MySQL is a critical component of your system, so it is important to implement appropriate security measures. This includes setting strong passwords, limiting access privileges, and enabling encryption for sensitive data.

3. Backups and Recovery: Regularly backup your MySQL databases to protect against data loss. Implement a reliable backup strategy and test the recovery process to ensure your data can be restored if needed.

4. Performance Optimization: MySQL performance can be optimized by fine-tuning configuration parameters, indexing database tables, and implementing caching mechanisms. Monitor and analyze your database performance to identify areas for improvement.

5. Continuous Learning: MySQL is a powerful database management system with numerous features and capabilities. Continuously invest in learning and exploring new aspects of MySQL to maximize its potential in your projects.

With these recommendations, you can ensure the smooth operation and utilization of MySQL 5.7 on your Ubuntu 20.04 system.

5 FAQs about Installing MySQL 5.7 on Ubuntu 20.04

Q1: Can I upgrade an existing MySQL installation to MySQL 5.7?

A: Yes, you can upgrade an existing MySQL installation to MySQL 5.7. However, the upgrade process may vary depending on your