David Fetter <da...@fetter.org> writes:
> I tried this:
> SELECT
> typ,
> ts,
> rank() over w AS foo_rank
> FROM
> foo
> WINDOW w AS (partition by typ order by ts desc)
> WHERE
> foo_rank < 4;
> ERROR: syntax error at or near "WHERE"
> LINE 8: WHERE
> ^
RTFM ... WINDOW goes after WHERE (and GROUP BY, HAVING, ...)
Also, we have never allowed SELECT-alias references in WHERE;
window functions have nothing to do with that.
regards, tom lane
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