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Posted to issues@hive.apache.org by "Hive QA (JIRA)" <ji...@apache.org> on 2018/08/11 05:24:00 UTC
[jira] [Commented] (HIVE-20366) TPC-DS query78 stats estimates are
off for is null filter
[ https://issues.apache.org/jira/browse/HIVE-20366?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16577057#comment-16577057 ]
Hive QA commented on HIVE-20366:
--------------------------------
| (x) *{color:red}-1 overall{color}* |
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|| 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:green}+1{color} | {color:green} mvninstall {color} | {color:green} 8m 42s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 5s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 42s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 4m 7s{color} | {color:blue} ql in master has 2305 extant Findbugs warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 0s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 29s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 7s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 7s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 40s{color} | {color:red} ql: The patch generated 3 new + 23 unchanged - 0 fixed = 26 total (was 23) {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 4m 26s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 1s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 14s{color} | {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 25m 5s{color} | {color:black} {color} |
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|| Subsystem || Report/Notes ||
| Optional Tests | asflicense javac javadoc findbugs checkstyle compile |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.36-1+deb8u1 (2016-09-03) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-13168/dev-support/hive-personality.sh |
| git revision | master / 380946c |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-13168/yetus/diff-checkstyle-ql.txt |
| modules | C: ql U: ql |
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-13168/yetus.txt |
| Powered by | Apache Yetus http://yetus.apache.org |
This message was automatically generated.
> TPC-DS query78 stats estimates are off for is null filter
> ---------------------------------------------------------
>
> Key: HIVE-20366
> URL: https://issues.apache.org/jira/browse/HIVE-20366
> Project: Hive
> Issue Type: Bug
> Components: Query Planning
> Reporter: Vineet Garg
> Assignee: Vineet Garg
> Priority: Major
> Attachments: HIVE-20366.1.patch
>
>
> In Query 78, there is Left outer join between fact table combos: stores_sales LOJ store_returns, catalog_sales LOJ catalog_returns and web_sales LOJ web_returns. Each of these joins estimates only a single row and the result is BROADCAST and causes hash table memory errors
> {code}
> Reducer 12 |
> | Execution mode: vectorized, llap |
> | Reduce Operator Tree: |
> +----------------------------------------------------+
> | Explain |
> +----------------------------------------------------+
> | Map Join Operator |
> | condition map: |
> | Left Outer Join 0 to 1 |
> | keys: |
> | 0 KEY.reducesinkkey0 (type: bigint), KEY.reducesinkkey1 (type: bigint) |
> | 1 KEY.reducesinkkey0 (type: bigint), KEY.reducesinkkey1 (type: bigint) |
> | outputColumnNames: _col0, _col1, _col3, _col4, _col5, _col6, _col8 |
> | input vertices: |
> | 1 Map 14 |
> | Statistics: Num rows: 10282477384 Data size: 534184867432 Basic stats: COMPLETE Column stats: COMPLETE |
> | Filter Operator |
> | predicate: _col8 is null (type: boolean) |
> | * Statistics: Num rows: 1* Data size: 52 Basic stats: COMPLETE Column stats: COMPLETE |
> {code}
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