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Version: 0.12


The win module contains to get informations about the current window and groups in a windowed select statement



Returns the current cardinality of a group by statement. When used without a group by it will return zero (0).

use std::win;

select { "group#{group[0]}": win::cardinality() }
from in
group by each([1, 2, 3, 4, 5]) into out;

Returns a integer