Recently, I encountered a headache when using a mac computer. I can't use the mysql command line tool in the terminal, it says mysql cannot be found every time. This problem bothered me for several days and made me search and try a lot online. In this post, I'll share how I solved this problem.
First, we need to understand some basic background knowledge. Mysql is a popular open source relational database management system, and macOS is also a popular operating system. In macOS, we can use Homebrew to manage and install various software packages. Therefore, it is a common practice to integrate mysql with Homebrew on mac computers. However, sometimes we may encounter the problem of not being able to find mysql. This is because the executable file path of mysql is not added to the environment variable of the mac computer.
The following are the steps I took to solve this problem:
- Confirm that mysql has been installed
If you have not installed mysql, you can run the following command in the terminal Installation:
brew install mysql
After the installation is completed, we can enter the following command to confirm that mysql has been successfully installed:
mysql -V
If the installation is successful, we will see the version information of mysql.
- Find the path of the mysql executable file
With the following command, we can find the path of the mysql executable file:
brew ls mysql
In the output of the command , you will see the installation path of mysql. Typically, the path is similar to: /usr/local/Cellar/mysql/8.0.23/bin/mysql.
- Add the path to the executable file of mysql to the environment variable
Next, we need to add the path to the executable file of mysql to the environment variable of the mac computer , so that we can easily use mysql in the terminal.
In the terminal, enter the following command:
nano ~/.bash_profile
This command will open a file editor, we can add the following code:
export PATH="/usr/local/Cellar/mysql/8.0.23/bin:$PATH"
The function of this line of code is to Add the path to the mysql executable file to the environment variable of the mac computer. After the addition is completed, we press Ctrl X on the keyboard, then enter Y and press Enter to save the changes.
- Refresh environment variables
Now, we need to refresh the environment variables of the mac computer so that our modifications can take effect. In the terminal, enter the following command:
source ~/.bash_profile
This command will refresh the environment variables we just modified.
- Test whether mysql can be used normally
Now, we can enter the following command in the terminal to test whether mysql can be used normally:
mysql -uroot -p
Enter After entering the password, if the mysql command line tool is displayed on the screen, congratulations, you have successfully solved the problem of not being able to find mysql!
Summary
Failed to find mysql on a Mac computer is a very common problem, but this problem is not difficult to solve. We can easily solve this problem by simply finding the path to the mysql executable file and adding it to the Mac's environment variables. Hope this article helps you!
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