What is SQL? [in 4 minutes for beginners]
Why the open web links it
Explains what SQL is and why it's important in the context of working with databases and big data.
Linked by 7 independent sites, 1 of them widely read in the 2026-10 crawl of the open web, including influencermarketinghub.com, ironhack.com, digitaltechnologieshub.edu.au, drjconklin.com, vault50.com.