[ 
https://issues.apache.org/jira/browse/HIVE-9743?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14337257#comment-14337257
 ] 

Matt McCline commented on HIVE-9743:
------------------------------------

Postgres

{noformat}
mmccline=# create table if not exists TJOIN1 (RNUM int , C1 int, C2 int);
CREATE TABLE
mmccline=# create table if not exists TJOIN2 (RNUM int , C1 int, C2 char(2));
CREATE TABLE
mmccline=# insert into TJOIN1 values (0,10,15),(1,20,25),(2,null,50);
INSERT 0 3
mmccline=# insert into TJOIN2 values 
(0,10,'BB'),(1,15,'DD'),(2,null,'EE'),(3,10,'FF');
INSERT 0 4
mmccline=# select tjoin1.rnum, tjoin1.c1, tjoin1.c2, tjoin2.c2 as c2j2 from 
tjoin1 left outer join tjoin2 on ( tjoin1.c1 = tjoin2.c1 and tjoin1.c2 > 15 );
 rnum | c1 | c2 | c2j2 
------+----+----+------
    0 | 10 | 15 | 
    1 | 20 | 25 | 
    2 |    | 50 | 
(3 rows)

mmccline=# 
{noformat}

> incorrect result set for left outer join when executed with tez versus 
> mapreduce
> --------------------------------------------------------------------------------
>
>                 Key: HIVE-9743
>                 URL: https://issues.apache.org/jira/browse/HIVE-9743
>             Project: Hive
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 0.14.0
>            Reporter: N Campbell
>            Assignee: Matt McCline
>         Attachments: HIVE-9743.01.patch, HIVE-9743.02.patch
>
>
> This query is supposed to return 3 rows and will when run without Tez but 
> returns 2 rows when run with Tez.
> select tjoin1.rnum, tjoin1.c1, tjoin1.c2, tjoin2.c2 as c2j2 from tjoin1 left 
> outer join tjoin2 on ( tjoin1.c1 = tjoin2.c1 and tjoin1.c2 > 15 )
> tjoin1.rnum   tjoin1.c1       tjoin1.c2       c2j2
> 1     20      25      <null>
> 2     <null>  50      <null>
> instead of
> tjoin1.rnum   tjoin1.c1       tjoin1.c2       c2j2
> 0     10      15      <null>
> 1     20      25      <null>
> 2     <null>  50      <null>
> create table  if not exists TJOIN1 (RNUM int , C1 int, C2 int)
>  STORED AS orc ;
> 0|10|15
> 1|20|25
> 2|\N|50
> create table  if not exists TJOIN2 (RNUM int , C1 int, C2 char(2))
> ROW FORMAT DELIMITED FIELDS TERMINATED BY '|' LINES TERMINATED BY '\n' 
>  STORED AS TEXTFILE ;
> 0|10|BB
> 1|15|DD
> 2|\N|EE
> 3|10|FF



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Reply via email to