[
https://issues.apache.org/jira/browse/KYLIN-2406?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Dong Li resolved KYLIN-2406.
----------------------------
Resolution: Fixed
Fix Version/s: v2.0.0
Merged to master branch. Thanks Kaige!
> TPC-H query 20, prevent NPE and give error hint
> -----------------------------------------------
>
> Key: KYLIN-2406
> URL: https://issues.apache.org/jira/browse/KYLIN-2406
> Project: Kylin
> Issue Type: Bug
> Reporter: liyang
> Assignee: Kaige Liu
> Fix For: v2.0.0
>
> Attachments: KYLIN-2406-fix-NPE.patch
>
>
> Below query triggers NPE
> {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 tmp3 on ps_partkey = l_partkey and ps_suppkey = l_suppkey
> inner join supplier on ps_suppkey = s_suppkey
> where
> ps_availqty > sum_quantity
> group by
> s_name, s_address
> order by
> s_name
> {code}
> While below query is OK. Only difference being the order of "inner join tmp3"
> and "inner join supplier"
> {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}
--
This message was sent by Atlassian JIRA
(v6.3.15#6346)
