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Hive QA commented on HIVE-23230: -------------------------------- | (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} 2m 18s{color} | {color:blue} Maven dependency ordering for branch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 8m 51s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 55s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 1m 4s{color} | {color:green} master passed {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 3m 57s{color} | {color:blue} ql in master has 1530 extant Findbugs warnings. {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 0m 44s{color} | {color:blue} itests/hive-unit in master has 2 extant Findbugs warnings. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 29s{color} | {color:green} master passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 31s{color} | {color:blue} Maven dependency ordering for patch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 2m 22s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 56s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 56s{color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 20s{color} | {color:red} itests/hive-unit: The patch generated 1 new + 18 unchanged - 0 fixed = 19 total (was 18) {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} 5m 4s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 26s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 16s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 33m 40s{color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Optional Tests | asflicense javac javadoc findbugs checkstyle compile | | uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux | | Build tool | maven | | Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-21921/dev-support/hive-personality.sh | | git revision | master / 88053b2 | | Default Java | 1.8.0_111 | | findbugs | v3.0.1 | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-21921/yetus/diff-checkstyle-itests_hive-unit.txt | | modules | C: ql itests/hive-unit U: . | | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-21921/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > "get_splits" udf ignores limit constraint while creating splits > --------------------------------------------------------------- > > Key: HIVE-23230 > URL: https://issues.apache.org/jira/browse/HIVE-23230 > Project: Hive > Issue Type: Bug > Components: HiveServer2 > Affects Versions: 3.1.0 > Reporter: Adesh Kumar Rao > Assignee: Adesh Kumar Rao > Priority: Major > Attachments: HIVE-23230.1.patch, HIVE-23230.2.patch, > HIVE-23230.3.patch, HIVE-23230.patch > > > Issue: Running the query {noformat}select * from <table> limit n{noformat} > from spark via hive warehouse connector may return more rows than "n". > This happens because "get_splits" udf creates splits ignoring the limit > constraint. These splits when submitted to multiple llap daemons will return > "n" rows each. > How to reproduce: Needs spark-shell, hive-warehouse-connector and hive on > llap with more that 1 llap daemons running. > run below commands via beeline to create and populate the table > > {noformat} > create table test (id int); > insert into table test values (1); > insert into table test values (2); > insert into table test values (3); > insert into table test values (4); > insert into table test values (5); > insert into table test values (6); > insert into table test values (7); > delete from test where id = 7;{noformat} > now running below query via spark-shell > {noformat} > import com.hortonworks.hwc.HiveWarehouseSession > val hive = HiveWarehouseSession.session(spark).build() > hive.executeQuery("select * from test limit 1").show() > {noformat} > will return more than 1 rows. -- This message was sent by Atlassian Jira (v8.3.4#803005)