Ever come close to writing a perfectly looking and valid SQL just to see it take hours to run? SQL optimization might be the thing you need!

Although Structured Query Language (SQL) has been around since the early 1970s (quite a long time now by technology standards!), it’s one of the most in-demand skills that you find in job descriptions in the IT industry.

Realm Mobile Database is an alternative to SQLite and Core Data. Simple saving. Fast queries. Save weeks of development time.