Database Development Tutorials, Guides & Insights

FLUSH PRIVILEGES;

Now exit the MySQL shell:

After resetting the password and recreating the root user, you need to revert the changes made to the MySQL configuration.

   exit;

This command creates a virtual column theme extracted from the JSON data and indexes it.

You can aggregate JSON data using functions like JSON_ARRAYAGG or JSON_OBJECTAGG.

  php artisan key:generate

• Run Tests

• Index frequently queried columns.
• Remove unused indexes.
• Regularly analyze and maintain indexes.

SELECT name, salary
FROM employees
WHERE department = 'Engineering' AND salary > 70000
ORDER BY salary DESC;