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Hive QA commented on HIVE-18680: -------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || || || || || {color:brown} Prechecks {color} || | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 0m 0s{color} | {color:blue} Findbugs executables are not available. {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} 7m 55s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 9s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 42s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 59s{color} | {color:green} master passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 27s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 5s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 5s{color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 40s{color} | {color:red} ql: The patch generated 4 new + 1 unchanged - 0 fixed = 5 total (was 1) {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} javadoc {color} | {color:green} 0m 58s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 14s{color} | {color:red} The patch generated 49 ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 15m 30s{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 3.16.36-1+deb8u1 (2016-09-03) x86_64 GNU/Linux | | Build tool | maven | | Personality | /data/hiveptest/working/yetus/dev-support/hive-personality.sh | | git revision | master / 273a08e | | Default Java | 1.8.0_111 | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-9256/yetus/diff-checkstyle-ql.txt | | asflicense | http://104.198.109.242/logs//PreCommit-HIVE-Build-9256/yetus/patch-asflicense-problems.txt | | modules | C: ql U: ql | | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-9256/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > FieldTrimmer missing opportunity with SortLimit operators > --------------------------------------------------------- > > Key: HIVE-18680 > URL: https://issues.apache.org/jira/browse/HIVE-18680 > Project: Hive > Issue Type: Bug > Components: CBO > Affects Versions: 3.0.0 > Reporter: Jesus Camacho Rodriguez > Assignee: Jesus Camacho Rodriguez > Priority: Major > Attachments: HIVE-18680.01.patch, HIVE-18680.patch > > > In the following plan, {{_o__col4}} is not needed: > {code} > 2018-02-11T11:35:14,501 DEBUG [0fda1a20-c7f1-489e-b287-65f35fda9848 main] > calcite.sql2rel: Plan after trimming unused fields > HiveProject(download_volume_bytes=[$0], ri_date=[$1], end_cell_id=[$2], > environment=[$3]) > HiveSortLimit(sort0=[$2], dir0=[ASC-nulls-first], fetch=[100]) > HiveProject(download_volume_bytes=[$4], ri_date=[$3], end_cell_id=[$1], > environment=[$2], _o__col4=[$0]) > HiveAggregate(group=[{0, 1, 2, 3}], agg#0=[sum($4)]) > HiveProject($f0=[$1], $f1=[$2], $f2=[$3], $f3=[$0], $f4=[$4]) > HiveProject(ri_date=[$0], imsi=[$1], end_cell_id=[$2], > environment=[$3], s1_u_download_data_volume=[$4]) > HiveTableScan(table=[[default.lsr094]], table:alias=[a]) > {code} > {{_o__col4}} should be removed by the FieldTrimmer. Otherwise, this may > prevent MV rewriting to be triggered on some queries containing order > by/limit clauses. -- This message was sent by Atlassian JIRA (v7.6.3#76005)