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https://issues.apache.org/jira/browse/HIVE-21015?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16712568#comment-16712568
 ] 

Hive QA commented on HIVE-21015:
--------------------------------

| (/) *{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  
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 
 1s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
19s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
12s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
26s{color} | {color:blue} hcatalog/hcatalog-pig-adapter in master has 2 extant 
Findbugs warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
10s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
17s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
18s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
18s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
13s{color} | {color:green} hcatalog/hcatalog-pig-adapter: The patch generated 0 
new + 255 unchanged - 13 fixed = 255 total (was 268) {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}  0m 
30s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
11s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
13s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 11m  8s{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-15206/dev-support/hive-personality.sh
 |
| git revision | master / 83d1fd2 |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.0 |
| modules | C: hcatalog/hcatalog-pig-adapter U: hcatalog/hcatalog-pig-adapter |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-15206/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> HCatLoader can't provide statistics for tables no in default DB
> ---------------------------------------------------------------
>
>                 Key: HIVE-21015
>                 URL: https://issues.apache.org/jira/browse/HIVE-21015
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Adam Szita
>            Assignee: Adam Szita
>            Priority: Major
>         Attachments: HIVE-21015.0.patch, HIVE-21015.1.patch, 
> HIVE-21015.2.patch, HIVE-21015.3.patch
>
>
> This is due to a former change (HIVE-20330) that does not take database into 
> consideration when retrieving the proper InputJobInfo for the loader.
>  Found during testing:
> {code:java}
> 07:52:56 2018-12-05 07:52:16,599 [main] WARN  
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.InputSizeReducerEstimator
>  - Couldn't get statistics from LoadFunc: 
> org.apache.hive.hcatalog.pig.HCatLoader@492fa72a
> 07:52:56 java.io.IOException: java.io.IOException: Could not calculate input 
> size for location (table) tpcds_3000_decimal_parquet.date_dim
> 07:52:56      at 
> org.apache.hive.hcatalog.pig.HCatLoader.getStatistics(HCatLoader.java:281)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.InputSizeReducerEstimator.getInputSizeFromLoader(InputSizeReducerEstimator.java:171)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.InputSizeReducerEstimator.getTotalInputFileSize(InputSizeReducerEstimator.java:118)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.InputSizeReducerEstimator.getTotalInputFileSize(InputSizeReducerEstimator.java:97)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.InputSizeReducerEstimator.estimateNumberOfReducers(InputSizeReducerEstimator.java:80)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler.estimateNumberOfReducers(JobControlCompiler.java:1148)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler.calculateRuntimeReducers(JobControlCompiler.java:1115)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler.adjustNumReducers(JobControlCompiler.java:1063)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler.getJob(JobControlCompiler.java:564)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.JobControlCompiler.compile(JobControlCompiler.java:333)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher.launchPig(MapReduceLauncher.java:221)
> 07:52:56      at 
> org.apache.pig.backend.hadoop.executionengine.HExecutionEngine.launchPig(HExecutionEngine.java:293)
> 07:52:56      at org.apache.pig.PigServer.launchPlan(PigServer.java:1475)
> 07:52:56      at 
> org.apache.pig.PigServer.executeCompiledLogicalPlan(PigServer.java:1460)
> 07:52:56      at org.apache.pig.PigServer.storeEx(PigServer.java:1119)
> 07:52:56      at org.apache.pig.PigServer.store(PigServer.java:1082)
> 07:52:56      at org.apache.pig.PigServer.openIterator(PigServer.java:995)
> 07:52:56      at 
> org.apache.pig.tools.grunt.GruntParser.processDump(GruntParser.java:782)
> 07:52:56      at 
> org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:383)
> 07:52:56      at 
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:230)
> 07:52:56      at 
> org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:205)
> 07:52:56      at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:81)
> 07:52:56      at org.apache.pig.Main.run(Main.java:630)
> 07:52:56      at org.apache.pig.Main.main(Main.java:175)
> 07:52:56      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 07:52:56      at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 07:52:56      at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 07:52:56      at java.lang.reflect.Method.invoke(Method.java:498)
> 07:52:56      at org.apache.hadoop.util.RunJar.run(RunJar.java:313)
> 07:52:56      at org.apache.hadoop.util.RunJar.main(RunJar.java:227)
> 07:52:56 Caused by: java.io.IOException: Could not calculate input size for 
> location (table) tpcds_3000_decimal_parquet.date_dim
> 07:52:56      at 
> org.apache.hive.hcatalog.pig.HCatLoader.getStatistics(HCatLoader.java:276)
> 07:52:56      ... 29 more{code}



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