You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@calcite.apache.org by "Julian Hyde (Jira)" <ji...@apache.org> on 2019/08/26 18:54:00 UTC
[jira] [Commented] (CALCITE-3296) Decorrelator gives empty result
after decorrelating sort rel with null offset and fetch
[ https://issues.apache.org/jira/browse/CALCITE-3296?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16916059#comment-16916059 ]
Julian Hyde commented on CALCITE-3296:
--------------------------------------
Can you please link to the fix that caused this?
> Decorrelator gives empty result after decorrelating sort rel with null offset and fetch
> ---------------------------------------------------------------------------------------
>
> Key: CALCITE-3296
> URL: https://issues.apache.org/jira/browse/CALCITE-3296
> Project: Calcite
> Issue Type: Bug
> Reporter: Juhwan Kim
> Assignee: Juhwan Kim
> Priority: Major
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> It seems like I introduced a bug with the recent decorrelator patch. Sort rel with null offset and fetch would end up becoming an empty value since decorrelator would call sortLimit builder with 0 limit and 0 offset. It should pass negative values to builder when values are null.
> https://github.com/apache/calcite/blob/e863294ccfbed9dd520c999f75ed0bbe03f9fb1d/core/src/main/java/org/apache/calcite/sql2rel/RelDecorrelator.java#L423
--
This message was sent by Atlassian Jira
(v8.3.2#803003)