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From "Takanobu Asanuma" <tasan...@yahoo-corp.jp>
Subject Re: Review Request 40867: HIVE-11527 - bypass HiveServer2 thrift interface for query results
Date Wed, 09 Dec 2015 08:54:28 GMT


> On 12月 3, 2015, 9:48 p.m., Sergey Shelukhin wrote:
> > jdbc/src/java/org/apache/hive/jdbc/HiveQueryResultSet.java, line 481
> > <https://reviews.apache.org/r/40867/diff/1/?file=1150526#file1150526line481>
> >
> >     this seems similar with the code in SQLOperation, perhaps they can be refactored
into an utility method used by both

Yes, I refereed to the codes of SQLOperation. I will create an utility method later.


> On 12月 3, 2015, 9:48 p.m., Sergey Shelukhin wrote:
> > jdbc/src/java/org/apache/hive/jdbc/HiveQueryResultSet.java, line 509
> > <https://reviews.apache.org/r/40867/diff/1/?file=1150526#file1150526line509>
> >
> >     please log instead

Like this? 
```java
LOG.error(ex.toString());
```
printStackTrace is used at other lines(312, 438). Should we log there too?


> On 12月 3, 2015, 9:48 p.m., Sergey Shelukhin wrote:
> > service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java, line
511
> > <https://reviews.apache.org/r/40867/diff/1/?file=1150544#file1150544line511>
> >
> >     nit: IIRC setting it to null is also harmless

I agree with it. I will fix this.


- Takanobu


-----------------------------------------------------------
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https://reviews.apache.org/r/40867/#review108891
-----------------------------------------------------------


On 12月 2, 2015, 12:52 p.m., Takanobu Asanuma wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/40867/
> -----------------------------------------------------------
> 
> (Updated 12月 2, 2015, 12:52 p.m.)
> 
> 
> Review request for hive.
> 
> 
> Repository: hive-git
> 
> 
> Description
> -------
> 
> This is a WIP patch for HIVE-11527
> 
> * I added a new configuration whose name is hive.server2.webhdfs.bypass.enabled. The
default is false. When this value is true, clients use the bypass.
> 
> * I still have not considered security such as Kerberos and SSL at present.
> 
> * I have not implement Statement#setFetchSize for bypass yet.
> 
> 
> Diffs
> -----
> 
>   common/src/java/org/apache/hadoop/hive/conf/HiveConf.java db942b0 
>   jdbc/src/java/org/apache/hive/jdbc/HiveQueryResultSet.java 245c6a3 
>   jdbc/src/java/org/apache/hive/jdbc/HiveStatement.java 180f99e8 
>   ql/src/java/org/apache/hadoop/hive/ql/Driver.java 8fafd61 
>   ql/src/java/org/apache/hadoop/hive/ql/exec/FetchTask.java 1634143 
>   service/if/TCLIService.thrift baf583f 
>   service/src/gen/thrift/gen-cpp/TCLIService_types.h b078c99 
>   service/src/gen/thrift/gen-cpp/TCLIService_types.cpp b852379 
>   service/src/gen/thrift/gen-javabean/org/apache/hive/service/cli/thrift/TExecuteStatementResp.java
0b9aa0f 
>   service/src/gen/thrift/gen-javabean/org/apache/hive/service/cli/thrift/TProtocolVersion.java
c936ada 
>   service/src/gen/thrift/gen-py/TCLIService/ttypes.py ef5f5f5 
>   service/src/gen/thrift/gen-py/hive_service/ThriftHive-remote e167d5b 
>   service/src/gen/thrift/gen-rb/t_c_l_i_service_types.rb f004ec4 
>   service/src/java/org/apache/hive/service/cli/CLIService.java adc9809 
>   service/src/java/org/apache/hive/service/cli/operation/Operation.java 25cefc2 
>   service/src/java/org/apache/hive/service/cli/operation/OperationManager.java b0bd351

>   service/src/java/org/apache/hive/service/cli/operation/SQLOperation.java 1331a99 
>   service/src/java/org/apache/hive/service/cli/session/HiveSession.java 4f4e92d 
>   service/src/java/org/apache/hive/service/cli/session/HiveSessionImpl.java a14908b 
>   service/src/java/org/apache/hive/service/cli/thrift/ThriftCLIService.java 8434965 
> 
> Diff: https://reviews.apache.org/r/40867/diff/
> 
> 
> Testing
> -------
> 
> I have tested few simple queries and they worked well. But I think there are some problems
for some queries. I'm going to test more queries and fix bugs. I'm also going to add unit
tests.
> 
> 
> Thanks,
> 
> Takanobu Asanuma
> 
>


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