


404 error occurs when installing phpmyadmin under ubuntu_PHP tutorial
To install phpmyadmin under ubuntu, just one command:
Sudo apt-get install phpmyadmin
After the installation is complete, enter http://localhost/phpmyadmin in the browser
A 404 error occurs because the phpmyadmin directory is not mapped to the apache directory; modify it as follows:
Enter command:
Sudo ln –s /usr/share/phpmyadmin /var/www
Note: There is a space between /usr/share/phpmyadmin and /var/www. ln –s also has spaces
Just enter http://localhost/phpmyadmin in the browser.

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The primary key of a table is one or more columns that uniquely identify each record in the table. Here are the steps to set a primary key: Log in to phpMyAdmin. Select database and table. Check the column you want to use as the primary key. Click "Save Changes". Primary keys provide data integrity, lookup speed, and relationship modeling benefits.

Table of Contents Solution 1 Solution 21. Delete the temporary files of Windows update 2. Repair damaged system files 3. View and modify registry entries 4. Turn off the network card IPv6 5. Run the WindowsUpdateTroubleshooter tool to repair 6. Turn off the firewall and other related anti-virus software. 7. Close the WidowsUpdate service. Solution 3 Solution 4 "0x8024401c" error occurs during Windows update on Huawei computers Symptom Problem Cause Solution Still not solved? Recently, the web server needs to be updated due to system vulnerabilities. After logging in to the server, the update prompts error code 0x8024401c. Solution 1

Adding a foreign key in phpMyAdmin can be achieved by following these steps: Select the parent table that contains the foreign key. Edit the parent table structure and add new columns in "Columns". Enable foreign key constraints and select the referencing table and key. Set update/delete operations. save Changes.

Steps to delete a data table in phpMyAdmin: Select the database and data table; click the "Action" tab; select the "Delete" option; confirm and perform the deletion operation.

The WordPress database is housed in a MySQL database that stores all website data and can be accessed through your hosting provider’s dashboard, FTP, or phpMyAdmin. The database name is related to the website URL or username, and access requires the use of database credentials, including name, username, password, and hostname, which are typically stored in the "wp-config.php" file.

The default username and password for PHPMyAdmin are root and empty. For security reasons, it is recommended to change the default password. Method to change password: 1. Log in to PHPMyAdmin; 2. Select "privileges"; 3. Enter the new password and save it. When you forget your password, you can reset it by stopping the MySQL service and editing the configuration file: 1. Add the skip-grant-tables line; 2. Log in to the MySQL command line and reset the root password; 3. Refresh the permission table; 4. Delete skip-grant-tables line, restart the MySQL service.

phpMyAdmin is susceptible to multiple vulnerabilities, including: 1. SQL injection vulnerability; 2. Cross-site scripting (XSS) vulnerability; 3. Remote code execution (RCE) vulnerability; 4. Local file inclusion (LFI) vulnerability; 5. Information disclosure Vulnerability; 6. Privilege escalation vulnerability.

How to set up foreign keys? Create main table and sub-table. Open the phpMyAdmin dashboard. Select the main table. Open the "Structure" tab. Add a foreign key column and select the related column in the child table. Select the foreign key type (such as "CASCADE"). save Changes.
