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Hive QA commented on HIVE-16812: -------------------------------- | (x) *{color:red}-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} 0m 44s{color} | {color:blue} Maven dependency ordering for branch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 7m 10s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 16s{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 31s{color} | {color:blue} common in master has 65 extant Findbugs warnings. {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 3m 45s{color} | {color:blue} ql in master has 2326 extant Findbugs warnings. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 5s{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:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 38s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 17s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 17s{color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 43s{color} | {color:red} ql: The patch generated 26 new + 920 unchanged - 10 fixed = 946 total (was 930) {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 57s{color} | {color:red} ql generated 1 new + 2324 unchanged - 2 fixed = 2325 total (was 2326) {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 8s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 13s{color} | {color:red} The patch generated 1 ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 26m 7s{color} | {color:black} {color} | \\ \\ || Reason || Tests || | FindBugs | module:ql | | | Redundant nullcheck of keyIndex, which is known to be non-null in org.apache.hadoop.hive.ql.io.orc.VectorizedOrcAcidRowBatchReader.findMinMaxKeys(OrcSplit, Configuration, Reader$Options) Redundant null check at VectorizedOrcAcidRowBatchReader.java:is known to be non-null in org.apache.hadoop.hive.ql.io.orc.VectorizedOrcAcidRowBatchReader.findMinMaxKeys(OrcSplit, Configuration, Reader$Options) Redundant null check at VectorizedOrcAcidRowBatchReader.java:[line 394] | \\ \\ || 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-14052/dev-support/hive-personality.sh | | git revision | master / a036e52 | | Default Java | 1.8.0_111 | | findbugs | v3.0.0 | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-14052/yetus/diff-checkstyle-ql.txt | | findbugs | http://104.198.109.242/logs//PreCommit-HIVE-Build-14052/yetus/new-findbugs-ql.html | | asflicense | http://104.198.109.242/logs//PreCommit-HIVE-Build-14052/yetus/patch-asflicense-problems.txt | | modules | C: common ql U: . | | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-14052/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > VectorizedOrcAcidRowBatchReader doesn't filter delete events > ------------------------------------------------------------ > > Key: HIVE-16812 > URL: https://issues.apache.org/jira/browse/HIVE-16812 > Project: Hive > Issue Type: Improvement > Components: Transactions > Affects Versions: 2.3.0 > Reporter: Eugene Koifman > Assignee: Eugene Koifman > Priority: Critical > Attachments: HIVE-16812.02.patch, HIVE-16812.04.patch, > HIVE-16812.05.patch > > > the c'tor of VectorizedOrcAcidRowBatchReader has > {noformat} > // Clone readerOptions for deleteEvents. > Reader.Options deleteEventReaderOptions = readerOptions.clone(); > // Set the range on the deleteEventReaderOptions to 0 to INTEGER_MAX > because > // we always want to read all the delete delta files. > deleteEventReaderOptions.range(0, Long.MAX_VALUE); > {noformat} > This is suboptimal since base and deltas are sorted by ROW__ID. So for each > split if base we can find min/max ROW_ID and only load events from delta that > are in [min,max] range. This will reduce the number of delete events we load > in memory (to no more than there in the split). > When we support sorting on PK, the same should apply but we'd need to make > sure to store PKs in ORC index > See {{OrcRawRecordMerger.discoverKeyBounds()}} > {{hive.acid.key.index}} in Orc footer has an index of ROW__IDs so we should > know min/max easily for any file written by {{OrcRecordUpdater}} -- This message was sent by Atlassian JIRA (v7.6.3#76005)