Quanlong Huang has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/10525 )

Change subject: IMPALA-6714: [DOCS] ORC file format support
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Patch Set 1:

(5 comments)

> Patch Set 1:
>
> (1 comment)

http://gerrit.cloudera.org:8080/#/c/10525/1/docs/topics/impala_orc.xml
File docs/topics/impala_orc.xml:

http://gerrit.cloudera.org:8080/#/c/10525/1/docs/topics/impala_orc.xml@93
PS1, Line 93: If you do not have an existing data file to use, begin by 
creating one in the appropriate format.
> The example below should be enough, remove.
OK. This is the same as other formats' docs. Do you think they should all be 
removed?


http://gerrit.cloudera.org:8080/#/c/10525/1/docs/topics/impala_orc.xml@133
PS1, Line 133: select * from
> Could you make all SQL keywords in uppercase as in the Hive examples below?
Sure


http://gerrit.cloudera.org:8080/#/c/10525/1/docs/topics/impala_orc.xml@152
PS1, Line 152: Enabling Compression for ORC Tables
> This section deals mostly with Hive - is there a Hive document that could b
I think it's reasonable. There're no details examples in the official site of 
ORC. For example, https://orc.apache.org/docs/hive-ddl.html


http://gerrit.cloudera.org:8080/#/c/10525/1/docs/topics/impala_orc.xml@260
PS1, Line 260: Most of the types have the same name in Impala except the BINARY 
type is STRING type in Impala,
             :         and the DATE type is not supported in Impala.
> Turn into list (or box, similar to what Parquet has)
Sure


http://gerrit.cloudera.org:8080/#/c/10525/1/docs/topics/impala_orc.xml@269
PS1, Line 269: For example,
> Add examples of what works, and one which doesn't. Include exception text.
Sure



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Ib1ee23ed844653c274babdce5a332dbe5c79b630
Gerrit-Change-Number: 10525
Gerrit-PatchSet: 1
Gerrit-Owner: Quanlong Huang <[email protected]>
Gerrit-Reviewer: Alex Rodoni <[email protected]>
Gerrit-Reviewer: Balazs Jeszenszky <[email protected]>
Gerrit-Reviewer: Michael Brown <[email protected]>
Gerrit-Reviewer: Quanlong Huang <[email protected]>
Gerrit-Comment-Date: Thu, 31 May 2018 22:03:03 +0000
Gerrit-HasComments: Yes

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