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
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"Do tables properties?"
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.
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