RIGHT JOIN (or RIGHT OUTER JOIN): It’s the opposite of a LEFT JOIN. It keeps all rows from the right table and matches from the left. Less common than LEFT JOIN, but good to know it exists.

The National Institute of Information and Communications Technology (NICT) has successfully demonstrated entanglement swapping (one of the key quantum communication protocols) using sum-frequency ...

Abstract: SQL injection attacks are one of the most destructive attack vectors in the Web application layer. Although protection technologies have been constantly evolving, the cost of a single attack ...

AI is listening -- now more than ever. The feature allows you to record meetings and voice notes, just as you would through the iPhone Voice Memos recorder or third-party tools such as Otter.ai.

Have you ever thought of the humble SUM function as a secret weapon for advanced analytics? Most Excel users see it as a basic tool for adding numbers, but what if I told you it could do so much more?

Abstract: A combined cryptosystem with symmetric keys for encrypting messages is proposed. Its unique feature is the use of functions of a real variable as keys instead of natural numbers. Eight key ...

Data Extraction: Writing complex SQL queries to retrieve and filter data from various relational databases. Data Transformation: Utilizing SQL functions to clean and manipulate data (e.g., ...