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https://issues.apache.org/jira/browse/HIVE-6560?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14064259#comment-14064259
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Xuefu Zhang commented on HIVE-6560:
-----------------------------------
Patch committed to trunk. Thanks Chao for the contribution.
> varchar and char types cannot be cast to binary
> -----------------------------------------------
>
> Key: HIVE-6560
> URL: https://issues.apache.org/jira/browse/HIVE-6560
> Project: Hive
> Issue Type: Bug
> Components: Types, UDF
> Affects Versions: 0.12.0, 0.13.0, 0.13.1
> Reporter: Xuefu Zhang
> Assignee: Chao
> Attachments: HIVE-6560.1.patch, HIVE-6560.2.patch, HIVE-6560.3.patch
>
>
> GenericUDFToBinary can convert string to binary. VARCHAR and CHAR are
> substitutable with string. Thus, GenericUDFToBinary should also be able to
> convert VARCHAR and CHAR to binary. However,
> {code}
> hive> select binary(cast('abc' as varchar(5)) from decimal_udf limit 1;
> FAILED: ParseException line 1:40 missing ) at 'from' near '<EOF>'
> hive> select binary(cast('abc' as varchar(5))) from decimal_udf limit 1;
> FAILED: SemanticException Line 0:-1 Wrong arguments ''abc'': Only string or
> binary data can be cast into binary data types.
> {code}
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