alt Hacker NewsI think the intent is to separate the virtual column creation out when it’s introduced in order to highlight that it’s a very lightweight operation. When moving onto the 3rd example, the existence of the virtual columns is just a given.
I think the intent is to separate the virtual column creation out when it’s introduced in order to highlight that it’s a very lightweight operation. When moving onto the 3rd example, the existence of the virtual columns is just a given.