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https://issues.apache.org/jira/browse/HIVE-3108?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13402814#comment-13402814
]
Edward Capriolo commented on HIVE-3108:
---------------------------------------
Confirmed fixed in trunk.
{noformat}
[edward@tablitha dist]$ bin/hive
Logging initialized using configuration in
jar:file:/home/edward/hive/trunk/build/dist/lib/hive-common-0.10.0-SNAPSHOT.jar!/hive-log4j.properties
Hive history file=/tmp/edward/hive_job_log_edward_201206272349_386020253.txt
hive> create table stocks (x int, y string) partitioned by (exchange string,
symbol string);
OK
Time taken: 17.382 seconds
hive> alter table stocks add partition (exchange='nasdaq', symbol='ed');
OK
Time taken: 2.022 seconds
hive> alter table stocks add partition (exchange='nasdaq', symbol='guy');
OK
Time taken: 0.219 seconds
hive> alter table stocks add partition (exchange='jp', symbol='bla');
OK
Time taken: 0.245 seconds
hive> select count(distinct exchange), count(distinct symbol) from stocks;
2 3
Time taken: 5.742 seconds
{noformat}
> SELECT count(DISTINCT col) ... returns 0 if "col" is a partition column
> -----------------------------------------------------------------------
>
> Key: HIVE-3108
> URL: https://issues.apache.org/jira/browse/HIVE-3108
> Project: Hive
> Issue Type: Bug
> Components: Query Processor
> Affects Versions: 0.8.0, 0.9.0
> Environment: Mac OSX running Apache distribution of hadoop and hive
> natively.
> Reporter: Dean Wampler
> Labels: Hive
>
> Suppose "stocks" is a managed OR external table, partitioned by "exchange"
> and "symbol". "count(DISTINCT x)" returns 0 for either "exchange", "symbol",
> or both:
> hive> SELECT count(DISTINCT exchange), count(DISTINCT symbol) from stocks;
> 0 0
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