Makes sense. Thank you.
>It's not always about speed. If your expression is complex, using derived table can make query more readable/maintainable because you wouldn't have to repeat the expression multiple times.
>
"The creative process is nothing but a series of crises." Isaac Bashevis Singer
"My experience is that as soon as people are old enough to know better, they don't know anything at all." Oscar Wilde
"If a nation values anything more than freedom, it will lose its freedom; and the irony of it is that if it is comfort or money that it values more, it will lose that too." W.Somerset Maugham
