rank is case-sensitive. Use the lower-case invocation.
It is a rather odd error for the underlying cause and one I would have
never thought to check.
I ran across the same issue you did. It was discussed in the email thread I
started a few weeks ago titled "Semantics of Rank".
I'd advise you to go look in the archives for that thread.
On Fri, Aug 9, 2013 at 9:39 AM, Lars Francke <[EMAIL PROTECTED]> wrote:
> Hi again,
> CREATE TABLE test (a INT);
> DENSE_RANK() OVER (PARTITION BY a),
> FROM test;
> this minimal example fails with:
> FAILED: SemanticException Failed to breakup Windowing invocations into
> Groups. At least 1 group must only depend on input columns. Also check
> for circular dependencies.
> Underlying error:
> org.apache.hadoop.hive.ql.exec.UDFArgumentTypeException: One or more
> arguments are expected.
> Does anyone have an idea if we're using this wrong? It is correct that
> RANK() and DENSE_RANK() take a parameter (by looking at the code). I'm
> not entirely sure what it does but in any case it's undocumented and
> the tests seem to work without one too.
> Thank you for your help.