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https://issues.apache.org/jira/browse/HIVE-18778?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16624725#comment-16624725
 ] 

Hive QA commented on HIVE-18778:
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| (/) *{color:green}+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  
1s{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}  0m  
7s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  6m 
29s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
27s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
58s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
30s{color} | {color:blue} hbase-handler in master has 15 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  3m 
56s{color} | {color:blue} ql in master has 2326 extant Findbugs warnings. 
{color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
10s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
10s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 
46s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
27s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
27s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
 2s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 1s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  4m 
56s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
11s{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} 32m 18s{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-13975/dev-support/hive-personality.sh
 |
| git revision | master / cdba00c |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| modules | C: hbase-handler ql U: . |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-13975/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Needs to capture input/output entities in explain
> -------------------------------------------------
>
>                 Key: HIVE-18778
>                 URL: https://issues.apache.org/jira/browse/HIVE-18778
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Daniel Dai
>            Assignee: Daniel Dai
>            Priority: Major
>         Attachments: HIVE-18778-SparkPositive.patch, HIVE-18778.1.patch, 
> HIVE-18778.2.patch, HIVE-18778.3.patch, HIVE-18778.4.patch, 
> HIVE-18778.5.patch, HIVE-18778.6.patch, HIVE-18778_TestCliDriver.patch, 
> HIVE-18788_SparkNegative.patch, HIVE-18788_SparkPerf.patch
>
>
> With Sentry enabled, commands like explain drop table foo fail with {{explain 
> drop table foo;}}
> {code}
> Error: Error while compiling statement: FAILED: SemanticException No valid 
> privileges
>  Required privilege( Table) not available in input privileges
>  The required privileges: (state=42000,code=40000)
> {code}
> Sentry fails to authorize because the ExplainSemanticAnalyzer uses an 
> instance of DDLSemanticAnalyzer to analyze the explain query.
> {code}
> BaseSemanticAnalyzer sem = SemanticAnalyzerFactory.get(conf, input);
> sem.analyze(input, ctx);
> sem.validate()
> {code}
> The inputs/outputs entities for this query are set in the above code. 
> However, these are never set on the instance of ExplainSemanticAnalyzer 
> itself and thus is not propagated into the HookContext in the calling Driver 
> code.
> {code}
> sem.analyze(tree, ctx); --> this results in calling the above code that uses 
> DDLSA
> hookCtx.update(sem); --> sem is an instance of ExplainSemanticAnalyzer, this 
> code attempts to update the HookContext with the input/output info from ESA 
> which is never set.
> {code}



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