[jira] [Commented] (HIVE-22263) MV has distinct on columns and query has count(distinct) on one of the columns, we do not trigger rewriting

["Hive QA (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-22263?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17036318#comment-17036318 ] 

Hive QA commented on HIVE-22263:
--------------------------------

| (/) *{color:green}+1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  0s{color} | {color:green} The patch does not contain any @author tags. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  1m 59s{color} | {color:blue} Maven dependency ordering for branch {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 30s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m  0s{color} | {color:green} The patch has no whitespace issues. {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 11s{color} | {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black}  3m  3s{color} | {color:black} {color} |
\\
\\
|| Subsystem || Report/Notes ||
| Optional Tests |  asflicense  |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-20596/dev-support/hive-personality.sh |
| git revision | master / c060c84 |
| modules | C: ql itests U: . |
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-20596/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> MV has distinct on columns and query has count(distinct) on one of the columns, we do not trigger rewriting
> -----------------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-22263
>                 URL: https://issues.apache.org/jira/browse/HIVE-22263
>             Project: Hive
>          Issue Type: Sub-task
>          Components: CBO, Materialized views
>    Affects Versions: 3.1.2
>            Reporter: Steve Carlin
>            Assignee: Jesus Camacho Rodriguez
>            Priority: Critical
>         Attachments: HIVE-22263.patch, count-distinct.sql, count-distinct2.sql
>
>
> Count distinct issues with materialized views.  Two scripts attached
> 1) 
> create materialized view base_aview stored as orc as select distinct c1 c1, c2 c2 from base;
> explain extended select count(distinct c1) from base group by c2 ;
> 2)
> create materialized view base_aview stored as orc as SELECT c1 c1, c2 c2, sum(c2) FROM base group by 1,2;
> explain extended select count(distinct c1) from base group by c2;



--
This message was sent by Atlassian Jira
(v8.3.4#803005)