Csaba Ringhofer has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/22289 )

Change subject: IMPALA-12927: Support specifying format for reading JSON BINARY 
columns
......................................................................


Patch Set 3:

(2 comments)

http://gerrit.cloudera.org:8080/#/c/22289/1/fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java
File fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java:

http://gerrit.cloudera.org:8080/#/c/22289/1/fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java@572
PS1, Line 572:
> I read that example, and propagating partition properties to the backend vi
>Of course, this format determination can also be done at the backend, in which 
>case the jsonBinaryFormat_ in HdfsStorageDescriptor can be determined solely 
>based on metadata

+1, I think that this would be the cleanest


http://gerrit.cloudera.org:8080/#/c/22289/3/fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java
File fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java:

http://gerrit.cloudera.org:8080/#/c/22289/3/fe/src/main/java/org/apache/impala/planner/HdfsScanNode.java@570
PS3, Line 570:     String specificFormat =
             :         
tbl_.getMetaStoreTable().getParameters().get(JSON_BINARY_FORMAT);
> I briefly looked at the Hive code, and it does indeed merge table and SerDe
+1, lets do it for serde properties for now and IMPALA-13748 should be solved 
in a separate patch



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: Idf61fa3afc0f33caa63fbc05393e975733165e82
Gerrit-Change-Number: 22289
Gerrit-PatchSet: 3
Gerrit-Owner: Zihao Ye <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Zihao Ye <[email protected]>
Gerrit-Comment-Date: Thu, 27 Feb 2025 13:31:03 +0000
Gerrit-HasComments: Yes

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