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https://issues.apache.org/jira/browse/HIVE-20823?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16674256#comment-16674256
 ] 

Hive QA commented on HIVE-20823:
--------------------------------

| (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:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
36s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  7m 
13s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m  
2s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
12s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m 
23s{color} | {color:blue} storage-api in master has 48 extant Findbugs 
warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  2m 
16s{color} | {color:blue} standalone-metastore/metastore-common in master has 
29 extant Findbugs warnings. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  3m 
36s{color} | {color:blue} ql in master has 2315 extant Findbugs warnings. 
{color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  1m  
2s{color} | {color:blue} standalone-metastore/metastore-server in master has 
185 extant Findbugs warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m 
11s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m  
9s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:red}-1{color} | {color:red} mvninstall {color} | {color:red}  0m 
49s{color} | {color:red} ql in the patch failed. {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  2m  
0s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  2m  
0s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
11s{color} | {color:green} storage-api: The patch generated 0 new + 16 
unchanged - 2 fixed = 16 total (was 18) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
 6s{color} | {color:green} The patch metastore-common passed checkstyle {color} 
|
| {color:red}-1{color} | {color:red} checkstyle {color} | {color:red}  0m 
49s{color} | {color:red} ql: The patch generated 28 new + 1274 unchanged - 12 
fixed = 1302 total (was 1286) {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
 6s{color} | {color:green} The patch metastore-server passed checkstyle {color} 
|
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  3m 
55s{color} | {color:red} ql generated 1 new + 2314 unchanged - 1 fixed = 2315 
total (was 2315) {color} |
| {color:red}-1{color} | {color:red} findbugs {color} | {color:red}  1m 
10s{color} | {color:red} standalone-metastore/metastore-server generated 1 new 
+ 184 unchanged - 1 fixed = 185 total (was 185) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  2m 
13s{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} 37m 15s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| FindBugs | module:ql |
|  |  Exception is caught when Exception is not thrown in 
org.apache.hadoop.hive.ql.txn.compactor.Cleaner.clean(CompactionInfo, long)  At 
Cleaner.java:is not thrown in 
org.apache.hadoop.hive.ql.txn.compactor.Cleaner.clean(CompactionInfo, long)  At 
Cleaner.java:[line 203] |
| FindBugs | module:standalone-metastore/metastore-server |
|  |  
org.apache.hadoop.hive.metastore.txn.CompactionTxnHandler.findMinOpenTxnGLB(Statement)
 may fail to clean up java.sql.ResultSet  Obligation to clean up resource 
created at CompactionTxnHandler.java:up java.sql.ResultSet  Obligation to clean 
up resource created at CompactionTxnHandler.java:[line 356] is not discharged |
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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-14737/dev-support/hive-personality.sh
 |
| git revision | master / 670e49f |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.1 |
| mvninstall | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-14737/yetus/patch-mvninstall-ql.txt
 |
| checkstyle | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-14737/yetus/diff-checkstyle-ql.txt
 |
| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-14737/yetus/new-findbugs-ql.html
 |
| findbugs | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-14737/yetus/new-findbugs-standalone-metastore_metastore-server.html
 |
| modules | C: storage-api standalone-metastore/metastore-common ql 
standalone-metastore/metastore-server U: . |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-14737/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Make Compactor run in a transaction
> -----------------------------------
>
>                 Key: HIVE-20823
>                 URL: https://issues.apache.org/jira/browse/HIVE-20823
>             Project: Hive
>          Issue Type: Improvement
>          Components: Transactions
>    Affects Versions: 3.0.0
>            Reporter: Eugene Koifman
>            Assignee: Eugene Koifman
>            Priority: Major
>         Attachments: HIVE-20823.01.patch, HIVE-20823.03.patch
>
>
> Have compactor open a transaction and run the job in that transaction.
> # make compactor produced base/delta include this txn id in the folder name, 
> e.g. base_7_c17 where 17 is the txnid.
> # add {{CQ_TXN_ID bigint}} to COMPACTION_QUEUE and COMPLETED_COMPACTIONS to 
> record this txn id
> # make sure {{AcidUtils.getAcidState()}} pays attention to this transaction 
> on read and ignores this dir if this txn id is not committed in the current 
> snapshot
> ## this means not only validWriteIdList but ValidTxnIdList should be passed 
> along in config (if it isn't yet)
> # once this is done, {{CompactorMR.createCompactorMarker()}} can be 
> eliminated and {{AcidUtils.isValidBase}} modified accordingly
> # modify Cleaner so that it doesn't clean old files until new file is visible 
> to all readers
> # 



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