On Mon, Nov 3, 2014 at 12:45 AM, Bojan Kostic <blood9raven@gmail.com> wrote:
But will this improvement also affect when you want to count distinct on 2
or more fields:
SELECT COUNT(f1), COUNT(DISTINCT f2), COUNT(DISTINCT f3), COUNT(DISTINCT f4)
FROM parquetFile

Unfortunately I think this case may be harder for us to optimize, though could be possible with some work.
 
Should i still create Jira issue/improvement for this?

Yes please.