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https://issues.apache.org/jira/browse/HIVE-21862?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16863275#comment-16863275
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Vineet Garg commented on HIVE-21862:
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[~prasanth_j] [~jcamachorodriguez] Can you take a look please?
> ORC ppd produces wrong result with timestamp
> --------------------------------------------
>
> Key: HIVE-21862
> URL: https://issues.apache.org/jira/browse/HIVE-21862
> Project: Hive
> Issue Type: Bug
> Components: ORC
> Affects Versions: 4.0.0
> Reporter: Vineet Garg
> Assignee: Vineet Garg
> Priority: Major
> Attachments: HIVE-21862.1.patch, HIVE-21862.2.patch
>
>
> Note that to reproduce this ORC-491 and ORC-477 is required.
> {code:sql}
> set hive.vectorized.execution.enabled=false;
> set hive.support.concurrency=true;
> set hive.txn.manager=org.apache.hadoop.hive.ql.lockmgr.DbTxnManager;
> set hive.tez.bucket.pruning=true;
> set hive.optimize.index.filter=true;
> set hive.metastore.disallow.incompatible.col.type.changes=false;
> create table change_allowincompatible_vectorization_false_date (ts date)
> partitioned by (s string) clustered by (ts) into 32 buckets stored as orc
> tblproperties ('transactional'='true');
> alter table change_allowincompatible_vectorization_false_date add
> partition(s='aaa');
> alter table change_allowincompatible_vectorization_false_date add
> partition(s='bbb');
> insert into table change_allowincompatible_vectorization_false_date partition
> (s='aaa') select ctimestamp1 from alltypesorc where ctimestamp1 >
> '2000-01-01' limit 50;
> insert into table change_allowincompatible_vectorization_false_date partition
> (s='bbb') select ctimestamp1 from alltypesorc where ctimestamp1 <
> '2000-01-01' limit 50;
> select count(*) from change_allowincompatible_vectorization_false_date;
> alter table change_allowincompatible_vectorization_false_date change column
> ts ts timestamp;
> select count(*) from change_allowincompatible_vectorization_false_date;
> insert into table change_allowincompatible_vectorization_false_date partition
> (s='aaa') values ('2038-03-22 07:26:48.0');
> select ts from change_allowincompatible_vectorization_false_date where
> ts='2038-03-22 07:26:48.0' and s='aaa';
> {code}
> Expected is one row but actual is zero
>
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