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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/41821/
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Review request for hive, Ryan Blue, Mohammad Islam, Reuben Kuhnert, and Szehon 
Ho.


Bugs: HIVE-12767
    https://issues.apache.org/jira/browse/HIVE-12767


Repository: hive-git


Description
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The following exit criteria is addressed in this patch:

* Hive will read Parquet MR int96 timestamp data and adjust values using a time 
zone from a table property, if set, or using the local time zone if it is 
absent. No adjustment will be applied to data written by Impala.

* Hive will write Parquet int96 timestamps using a time zone adjustment from 
the same table property, if set, or using the local time zone if it is absent. 
This keeps the data in the table consistent.

* New tables created by Hive will set the table property to UTC if the global 
option to set the property for new tables is enabled.
  * Tables created using CREATE TABLE and CREATE TABLE LIKE FILE will not set 
the property unless the global setting to do so is enabled.
  * Tables created using CREATE TABLE LIKE <OTHER TABLE> will copy the property 
of the table that is copied.


Diffs
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  common/src/java/org/apache/hadoop/hive/conf/HiveConf.java 
31f063406a85d82189a3ff4f2d66c001be9350f1 
  data/files/impala_int96_timestamp.parq PRE-CREATION 
  ql/src/java/org/apache/hadoop/hive/ql/exec/DDLTask.java 
4fb6c00ba16b5514463fa18c8655f7c9811fec21 
  
ql/src/java/org/apache/hadoop/hive/ql/io/parquet/MapredParquetOutputFormat.java 
bfb48a987ce89a373f3da63c9162546c6eda43a9 
  ql/src/java/org/apache/hadoop/hive/ql/io/parquet/convert/ETypeConverter.java 
ec0dd818f688ab92feb46be4fb6040ede5ac756a 
  
ql/src/java/org/apache/hadoop/hive/ql/io/parquet/read/DataWritableReadSupport.java
 53f3b72b790d87a75a7cd1d77d8f011c29c41188 
  
ql/src/java/org/apache/hadoop/hive/ql/io/parquet/read/ParquetRecordReaderWrapper.java
 74a1a82047613189678716f765bfaa9ac39b7618 
  ql/src/java/org/apache/hadoop/hive/ql/io/parquet/serde/ParquetTableUtils.java 
PRE-CREATION 
  ql/src/java/org/apache/hadoop/hive/ql/io/parquet/timestamp/NanoTimeUtils.java 
aace48ee7d145d199163286d21e4ee7694140d6f 
  
ql/src/java/org/apache/hadoop/hive/ql/io/parquet/write/DataWritableWriteSupport.java
 f4621e5dbb81e8d58c4572c901ec9d1a7ca8c012 
  
ql/src/java/org/apache/hadoop/hive/ql/io/parquet/write/DataWritableWriter.java 
69272dc41dbc5fe29ab4c98e730b591c28f3a297 
  ql/src/test/org/apache/hadoop/hive/ql/io/parquet/TestDataWritableWriter.java 
70491390ba2b90f32ef9963be7b19e57672241f3 
  
ql/src/test/org/apache/hadoop/hive/ql/io/parquet/convert/TestETypeConverter.java
 PRE-CREATION 
  
ql/src/test/org/apache/hadoop/hive/ql/io/parquet/serde/TestParquetTimestampUtils.java
 ec6def5b9ac5f12e6a7cb24c4f4998a6ca6b4a8e 
  
ql/src/test/org/apache/hadoop/hive/ql/io/parquet/timestamp/TestParquetTimestampConverter.java
 PRE-CREATION 
  ql/src/test/queries/clientpositive/parquet_int96_timestamp.q PRE-CREATION 
  ql/src/test/results/clientpositive/parquet_int96_timestamp.q.out PRE-CREATION 

Diff: https://reviews.apache.org/r/41821/diff/


Testing
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Added unit and q-tests:
  ql/src/test/org/apache/hadoop/hive/ql/io/parquet/TestDataWritableWriter.java
  
ql/src/test/org/apache/hadoop/hive/ql/io/parquet/convert/TestETypeConverter.java
  
ql/src/test/org/apache/hadoop/hive/ql/io/parquet/serde/TestParquetTimestampUtils.java
  
ql/src/test/org/apache/hadoop/hive/ql/io/parquet/timestamp/TestParquetTimestampConverter.java
  ql/src/test/queries/clientpositive/parquet_int96_timestamp.q


Thanks,

Sergio Pena

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