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https://reviews.apache.org/r/10698/
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Review request for hive and Carl Steinbach.


Description
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Support fetch-from-start for hiveserver2 fetch operations. 
 - Handle new fetch orientation for various HS2 operations.
 - Added support to reset the read position in Hive driver
 - Enabled scroll cursors with support for positioning cursor to start of 
resultset


This addresses bug HIVE-4395.
    https://issues.apache.org/jira/browse/HIVE-4395


Diffs
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  jdbc/src/java/org/apache/hive/jdbc/HiveConnection.java 17b4d39 
  jdbc/src/java/org/apache/hive/jdbc/HiveQueryResultSet.java 7ac2fac 
  jdbc/src/java/org/apache/hive/jdbc/HiveStatement.java aeae800 
  jdbc/src/test/org/apache/hive/jdbc/TestJdbcDriver2.java 938dd9a 
  ql/src/java/org/apache/hadoop/hive/ql/Context.java 6466275 
  ql/src/java/org/apache/hadoop/hive/ql/Driver.java df9fe87 
  ql/src/java/org/apache/hadoop/hive/ql/exec/FetchTask.java c76c37d 
  
service/src/java/org/apache/hive/service/cli/operation/GetCatalogsOperation.java
 581e69c 
  
service/src/java/org/apache/hive/service/cli/operation/GetColumnsOperation.java 
af87a90 
  
service/src/java/org/apache/hive/service/cli/operation/GetFunctionsOperation.java
 0fe01c0 
  
service/src/java/org/apache/hive/service/cli/operation/GetSchemasOperation.java 
6970f35 
  
service/src/java/org/apache/hive/service/cli/operation/GetTableTypesOperation.java
 eaf867e 
  
service/src/java/org/apache/hive/service/cli/operation/GetTablesOperation.java 
df8b5b3 
  
service/src/java/org/apache/hive/service/cli/operation/GetTypeInfoOperation.java
 2daa9cd 
  
service/src/java/org/apache/hive/service/cli/operation/HiveCommandOperation.java
 60148cb 
  service/src/java/org/apache/hive/service/cli/operation/Operation.java b354ac9 
  service/src/java/org/apache/hive/service/cli/operation/SQLOperation.java 
2fee93e 

Diff: https://reviews.apache.org/r/10698/diff/


Testing
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Added new JDBC test cases.


Thanks,

Prasad Mujumdar

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