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Hive, mail # user - Hive Group By Limitations


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Re: Hive Group By Limitations
Michael Malak 2013-05-06, 18:11

--- On Mon, 5/6/13, Peter Chu <[EMAIL PROTECTED]> wrote:

> In Hive, I cannot perform a SELECT GROUP BY on fields not in the GROUP BY
> clause.

Although MySQL allows it, it is not ANSI SQL.

http://stackoverflow.com/questions/1225144/why-does-mysql-allow-group-by-queries-without-aggregate-functions