hive-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Deepak Jaiswal (JIRA)" <>
Subject [jira] [Assigned] (HIVE-17675) verify SMB join with multiple inserts
Date Tue, 03 Oct 2017 01:56:04 GMT


Deepak Jaiswal reassigned HIVE-17675:

    Assignee: Deepak Jaiswal

> verify SMB join with multiple inserts
> -------------------------------------
>                 Key: HIVE-17675
>                 URL:
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Sergey Shelukhin
>            Assignee: Deepak Jaiswal
> Hive has a family of joins that interact with sorted and bucketed tables. Afaik one (all?)
of them actually rely on the table being sorted, rather than sorting it. 
> If one runs insert on such a table without merge more than once, there'd be 2+ files
for every bucket that are individually sorted; but globally, the table would no longer be
> Would these joins work/disable themselves correctly in this case, or could it produce
incorrect results? We might need a q file.

This message was sent by Atlassian JIRA

View raw message