groupArrayLast
Syntax: groupArrayLast(max_size)(x)
Creates an array of last argument values.
For example, groupArrayLast(1)(x)
is equivalent to [anyLast (x)]
.
In some cases, you can still rely on the order of execution. This applies to cases when SELECT
comes from a subquery that uses ORDER BY
if the subquery result is small enough.
Example
Query:
Result:
In compare to groupArray
: