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Posted to issues@kylin.apache.org by "liyang (JIRA)" <ji...@apache.org> on 2017/04/02 01:30:41 UTC
[jira] [Commented] (KYLIN-2407) TPC-H query 20, routing bug in
lookup query and cube query
[ https://issues.apache.org/jira/browse/KYLIN-2407?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15952488#comment-15952488 ]
liyang commented on KYLIN-2407:
-------------------------------
Nice patch!! Thanks Kaige!!
> TPC-H query 20, routing bug in lookup query and cube query
> ----------------------------------------------------------
>
> Key: KYLIN-2407
> URL: https://issues.apache.org/jira/browse/KYLIN-2407
> Project: Kylin
> Issue Type: Bug
> Reporter: liyang
> Assignee: Kaige Liu
> Fix For: v2.0.0
>
> Attachments: KYLIN-2407.patch
>
>
> Below query returns no result.
> {code}
> with tmp3 as (
> select l_partkey, 0.5 * sum(l_quantity) as sum_quantity, l_suppkey
> from v_lineitem
> inner join supplier on l_suppkey = s_suppkey
> inner join nation on s_nationkey = n_nationkey
> inner join part on l_partkey = p_partkey
> where l_shipdate >= '1992-01-01' and l_shipdate <= '1995-01-01'
> and n_name = 'CANADA'
> and p_name like 'forest%'
> group by l_partkey, l_suppkey
> ),
> tmp5 as (
> select
> ps_suppkey
> from
> v_partsupp inner join tmp3 on ps_partkey = l_partkey and ps_suppkey = l_suppkey
> where
> ps_availqty > sum_quantity
> )
> select
> s_name,
> s_address
> from
> supplier
> where
> s_suppkey IN (select ps_suppkey from tmp5)
> order by s_name
> {code}
> While another similar query returns correct result.
> {code}
> with tmp3 as (
> select l_partkey, 0.5 * sum(l_quantity) as sum_quantity, l_suppkey
> from v_lineitem
> inner join supplier on l_suppkey = s_suppkey
> inner join nation on s_nationkey = n_nationkey
> inner join part on l_partkey = p_partkey
> where l_shipdate >= '1992-01-01' and l_shipdate <= '1995-01-01'
> and n_name = 'CANADA'
> and p_name like 'forest%'
> group by l_partkey, l_suppkey
> )
> select
> s_name,
> s_address
> from
> v_partsupp
> inner join supplier on ps_suppkey = s_suppkey
> inner join tmp3 on ps_partkey = l_partkey and ps_suppkey = l_suppkey
> where
> ps_availqty > sum_quantity
> group by
> s_name, s_address
> order by
> s_name
> {code}
> Maybe something wrong with the "where ... IN ..." clause?
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