Muthu created HIVE-7217: --------------------------- Summary: Inner join query fails in the reducer Key: HIVE-7217 URL: https://issues.apache.org/jira/browse/HIVE-7217 Project: Hive Issue Type: Bug Affects Versions: 0.13.1, 0.13.0 Reporter: Muthu
SELECT T1.userid, T2.video_title FROM videoview T1 JOIN video T2 ON T1.video_id = T2.video_id WHERE T1.hourid=389567 hive> show create table video; OK CREATE TABLE `video`( `video_id` int, `video_title` string, ) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LINES TERMINATED BY '\n' STORED AS INPUTFORMAT 'org.apache.hadoop.mapred.TextInputFormat' OUTPUTFORMAT 'org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat' LOCATION 'hdfs://elsharpynn001.prod.hulu.com:8020/hive/warehouse/video' TBLPROPERTIES ( 'numPartitions'='0', 'numFiles'='1', 'last_modified_by'='hadoop', 'last_modified_time'='1336446601', 'COLUMN_STATS_ACCURATE'='true', 'transient_lastDdlTime'='1402514051', 'numRows'='0', 'totalSize'='586773666', 'rawDataSize'='0') Time taken: 0.249 seconds, Fetched: 98 row(s) The reducer fails with the following exception: 2014-06-11 12:32:39,299 WARN org.apache.hadoop.mapred.Child: Error running child java.lang.RuntimeException: org.apache.hadoop.hive.ql.metadata.HiveException: java.io.IOException: hdfs://elsharpynn001.prod.hulu.com:8020/hive/warehouse/video/video_20140611071209 not a SequenceFile at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:283) at org.apache.hadoop.mapred.ReduceTask.runOldReducer(ReduceTask.java:506) at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:447) at org.apache.hadoop.mapred.Child$4.run(Child.java:268) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:396) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408) at org.apache.hadoop.mapred.Child.main(Child.java:262) Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.io.IOException: hdfs://elsharpynn001.prod.hulu.com:8020/hive/warehouse/video/video_20140611071209 not a SequenceFile at org.apache.hadoop.hive.ql.exec.persistence.RowContainer.first(RowContainer.java:237) at org.apache.hadoop.hive.ql.exec.persistence.RowContainer.first(RowContainer.java:74) at org.apache.hadoop.hive.ql.exec.CommonJoinOperator.genUniqueJoinObject(CommonJoinOperator.java:644) at org.apache.hadoop.hive.ql.exec.CommonJoinOperator.checkAndGenObject(CommonJoinOperator.java:758) at org.apache.hadoop.hive.ql.exec.JoinOperator.endGroup(JoinOperator.java:256) at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.reduce(ExecReducer.java:216) ... 7 more Caused by: java.io.IOException: hdfs://elsharpynn001.prod.hulu.com:8020/hive/warehouse/video/video_20140611071209 not a SequenceFile at org.apache.hadoop.io.SequenceFile$Reader.init(SequenceFile.java:1805) at org.apache.hadoop.io.SequenceFile$Reader.initialize(SequenceFile.java:1765) at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1714) at org.apache.hadoop.io.SequenceFile$Reader.<init>(SequenceFile.java:1728) at org.apache.hadoop.mapred.SequenceFileRecordReader.<init>(SequenceFileRecordReader.java:43) at org.apache.hadoop.mapred.SequenceFileInputFormat.getRecordReader(SequenceFileInputFormat.java:59) at org.apache.hadoop.hive.ql.exec.persistence.RowContainer.first(RowContainer.java:226) ... 12 more -- This message was sent by Atlassian JIRA (v6.2#6252)