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https://issues.apache.org/jira/browse/IMPALA-13859?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17939359#comment-17939359
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ASF subversion and git services commented on IMPALA-13859:
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Commit 76a8efb155d2ea3a9a1d36f2bd5428fd5ffa1d2d in impala's branch
refs/heads/master from Daniel Vanko
[ https://gitbox.apache.org/repos/asf?p=impala.git;h=76a8efb15 ]
IMPALA-13859: Add decimal to Kudu's supported primary key types
Add DECIMAL to KuduUtil.isSupportedKeyType because it is a supported
type for primary key by Kudu.
Testing:
* add fe tests
* add e2e tests
Change-Id: I0e8685fe89e4e4e511ab1d815c51ca5a021b4081
Reviewed-on: http://gerrit.cloudera.org:8080/22674
Tested-by: Impala Public Jenkins <[email protected]>
Reviewed-by: Zoltan Borok-Nagy <[email protected]>
> Add decimal to Kudu's supported primary key types
> -------------------------------------------------
>
> Key: IMPALA-13859
> URL: https://issues.apache.org/jira/browse/IMPALA-13859
> Project: IMPALA
> Issue Type: Bug
> Components: Frontend
> Reporter: Dániel Gábor Vankó
> Assignee: Dániel Gábor Vankó
> Priority: Major
> Labels: kudu
>
> Currently in our KuduUtil class [isSupportedKeyType(type)
> function|https://github.com/apache/impala/blob/8093c3fa6b44f7f6ec699d2dd47581401f75f363/fe/src/main/java/org/apache/impala/util/KuduUtil.java#L392-L395]
> returns false if its argument is decimal type. However, Apache Kudu only
> restricts double, float and bool columns to be primary keys:
> [https://kudu.apache.org/releases/1.17.0/docs/known_issues.html#_primary_keys]
> {quote}Columns with {{{}DOUBLE{}}}, {{{}FLOAT{}}}, or {{BOOL}} types are not
> allowed as part of a primary key definition.
> {quote}
> ([actually that's the case even in Kudu
> 1.0.0|https://kudu.apache.org/releases/1.0.0/docs/release_notes.html#_schema_and_usage_limitations])
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