The upcoming HTML 5 specification that's currently being developed remedies this by allowing client-side database storage.

To create an online database to display phone numbers, or any other stored data, you must move beyond basic HyperText Markup Language, referred to as HTML, and Cascading Style Sheets, or CSS ...

Even if generative AI hides SQL behind the curtain, it will continue to play a critical role in how we interact with and use data.