You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@impala.apache.org by "HeLifu (JIRA)" <ji...@apache.org> on 2018/01/04 10:20:00 UTC

[jira] [Created] (IMPALA-6366) The 'ProbeTime' of Kudu is twice the time of Parquet while execute PartitionHashJoin.

HeLifu created IMPALA-6366:
------------------------------

             Summary: The 'ProbeTime' of Kudu is twice the time of Parquet while execute PartitionHashJoin.
                 Key: IMPALA-6366
                 URL: https://issues.apache.org/jira/browse/IMPALA-6366
             Project: IMPALA
          Issue Type: Improvement
    Affects Versions: Impala 2.9.0, Impala 2.11.0
            Reporter: HeLifu
         Attachments: profile-kudu.html, profile-parquet.html

1.run a simple hash-join sql on kudu and parquet independently:
{code:java}
select count(*) from supplier as s, partsupp as p where s.s_suppkey = p.ps_suppkey;
{code}
2.compare the 'ProbeTime';





--
This message was sent by Atlassian JIRA
(v6.4.14#64029)