Sharpen your SQL subquery super‑powers with this hands‑on, self‑contained practice set built around a fictional university. The project ships with an easy‑to‑load PostgreSQL script (Sub_query.sql) ...

I'm experiencing an issue while using a view with column names aliased with multiple spaces. I'm using 4.1.1 For example, if I create the following MySQL view, when I add 'Answer Created Time' to my ...

Normalized data giving you problems? Learn how to use the SQL subselect statement and handle your database like a pro!

Proof of SQL, a new open-source ZK-proof technology, aims to cut SQL query times from 30 minutes to sub-second speeds, enhancing real-time data processing efficiency.