[ https://issues.apache.org/jira/browse/HIVE-22670?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17003567#comment-17003567 ]
Hive QA commented on HIVE-22670: -------------------------------- | (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: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 6s{color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 40s{color} | {color:green} master passed {color} | | {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 4m 4s{color} | {color:blue} ql in master has 1531 extant Findbugs warnings. {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 4s{color} | {color:green} master passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 30s{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 41s{color} | {color:red} ql: The patch generated 1 new + 2 unchanged - 0 fixed = 3 total (was 2) {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} 4m 22s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 0s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 14s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 25m 8s{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-20020/dev-support/hive-personality.sh | | git revision | master / 4dcbfb3 | | Default Java | 1.8.0_111 | | findbugs | v3.0.1 | | checkstyle | http://104.198.109.242/logs//PreCommit-HIVE-Build-20020/yetus/diff-checkstyle-ql.txt | | modules | C: ql U: ql | | Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-20020/yetus.txt | | Powered by | Apache Yetus http://yetus.apache.org | This message was automatically generated. > ArrayIndexOutOfBoundsException when vectorized reader is used for reading a > parquet file > ---------------------------------------------------------------------------------------- > > Key: HIVE-22670 > URL: https://issues.apache.org/jira/browse/HIVE-22670 > Project: Hive > Issue Type: Bug > Affects Versions: 3.1.2, 2.3.6 > Reporter: Ganesha Shreedhara > Assignee: Ganesha Shreedhara > Priority: Major > Attachments: HIVE-22670.1.patch > > > ArrayIndexOutOfBoundsException is getting thrown while decoding dictionaryIds > of a row group in parquet file with vectorization enabled. > *Exception stack trace:* > {code:java} > Caused by: java.lang.ArrayIndexOutOfBoundsException: 0 > at > org.apache.parquet.column.values.dictionary.PlainValuesDictionary$PlainBinaryDictionary.decodeToBinary(PlainValuesDictionary.java:122) > at > org.apache.hadoop.hive.ql.io.parquet.vector.ParquetDataColumnReaderFactory$DefaultParquetDataColumnReader.readString(ParquetDataColumnReaderFactory.java:95) > at > org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedPrimitiveColumnReader.decodeDictionaryIds(VectorizedPrimitiveColumnReader.java:467) > at > org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedPrimitiveColumnReader.readBatch(VectorizedPrimitiveColumnReader.java:68) > at > org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedParquetRecordReader.nextBatch(VectorizedParquetRecordReader.java:410) > at > org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedParquetRecordReader.next(VectorizedParquetRecordReader.java:353) > at > org.apache.hadoop.hive.ql.io.parquet.vector.VectorizedParquetRecordReader.next(VectorizedParquetRecordReader.java:92) > at > org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.doNext(HiveContextAwareRecordReader.java:365) > ... 24 more{code} > > This issue seems to be caused by re-using the same dictionary column vector > while reading consecutive row groups. This looks like one of the corner case > bug which occurs for a certain distribution of dictionary/plain encoded data > while we read/populate the underlying bit packed dictionary data into a > column-vector based data structure. > Similar issue issue is reported in spark (Ref: > https://issues.apache.org/jira/browse/SPARK-16334) -- This message was sent by Atlassian Jira (v8.3.4#803005)