Do tables properties?

Suppose you have table A(x, y). I want her to have the property z = x + y. That is, it is as though the dynamic column to return a expression. Is it even possible? Is there such a syntax?
March 19th 20 at 08:31
1 answer
March 19th 20 at 08:33
Dynamic (calculated) columns in mysql is starting with the 5.7 branch:

There are virtual - calculated when accessed, are stored are calculated before entry and is stored on disk.

Find more questions by tags MySQL