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https://issues.apache.org/jira/browse/HIVE-11840?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14903820#comment-14903820
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Feng Yuan commented on HIVE-11840:
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is there anyone can help this?
> when multi insert the inputformat becomes OneNullRowInputFormat
> ---------------------------------------------------------------
>
> Key: HIVE-11840
> URL: https://issues.apache.org/jira/browse/HIVE-11840
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Affects Versions: 0.14.0
> Reporter: Feng Yuan
> Priority: Blocker
> Fix For: 0.14.1
>
> Attachments: multi insert, single__insert
>
>
> example:
> from portrait.rec_feature_feedback a
> insert overwrite table portrait.test1 select iid, feedback_15day,
> feedback_7day, feedback_5day, feedback_3day, feedback_1day where l_date =
> '2015-09-09' and bid in ('949722CF_12F7_523A_EE21_E3D591B7E755')
> insert overwrite table portrait.test2 select iid, feedback_15day,
> feedback_7day, feedback_5day, feedback_3day, feedback_1day where l_date =
> '2015-09-09' and bid in ('test')
> insert overwrite table portrait.test3 select iid, feedback_15day,
> feedback_7day, feedback_5day, feedback_3day, feedback_1day where l_date =
> '2015-09-09' and bid in ('F7734668_CC49_8C4F_24C5_EA8B6728E394')
> when single insert it works.but multi insert when i select * from test1:
> NULL NULL NULL NULL NULL NULL.
> i see "explain extended"
> Path -> Alias:
> -mr-10006portrait.rec_feature_feedback{l_date=2015-09-09,
> cid=Cyiyaowang, bid=F7734668_CC49_8C4F_24C5_EA8B6728E394} [a]
> -mr-10007portrait.rec_feature_feedback{l_date=2015-09-09,
> cid=Czgc_pc, bid=949722CF_12F7_523A_EE21_E3D591B7E755} [a]
> Path -> Partition:
> -mr-10006portrait.rec_feature_feedback{l_date=2015-09-09,
> cid=Cyiyaowang, bid=F7734668_CC49_8C4F_24C5_EA8B6728E394}
> Partition
> base file name: bid=F7734668_CC49_8C4F_24C5_EA8B6728E394
> input format: org.apache.hadoop.hive.ql.io.OneNullRowInputFormat
> output format:
> org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
> partition values:
> bid F7734668_CC49_8C4F_24C5_EA8B6728E394
> cid Cyiyaowang
> l_date 2015-09-09
> but when single insert:
> Path -> Alias:
>
> hdfs://bfdhadoopcool/warehouse/portrait.db/rec_feature_feedback/l_date=2015-09-09/cid=Czgc_pc/bid=949722CF_12F7_523A_EE21_E3D591B7E755
> [a]
> Path -> Partition:
>
> hdfs://bfdhadoopcool/warehouse/portrait.db/rec_feature_feedback/l_date=2015-09-09/cid=Czgc_pc/bid=949722CF_12F7_523A_EE21_E3D591B7E755
>
> Partition
> base file name: bid=949722CF_12F7_523A_EE21_E3D591B7E755
> input format: org.apache.hadoop.mapred.TextInputFormat
> output format:
> org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
> partition values:
> bid 949722CF_12F7_523A_EE21_E3D591B7E755
> cid Czgc_pc
> l_date 2015-09-09
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