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https://issues.apache.org/jira/browse/CALCITE-2663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16683494#comment-16683494
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Piotr Bojko commented on CALCITE-2663:
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I wonder whether "AS class_name" is a valid use an "as" operator? In file URI
there is a mechanisms to point the class name already.
> CREATE FUNCTION SQL statement
> -----------------------------
>
> Key: CALCITE-2663
> URL: https://issues.apache.org/jira/browse/CALCITE-2663
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Affects Versions: 1.16.0, 1.17.0
> Reporter: ambition
> Assignee: Julian Hyde
> Priority: Minor
> Fix For: 1.16.0, 1.17.0
>
>
> support create function statement like hive:
>
>
> {code:java}
> CREATE FUNCTION [db_name.]function_name AS class_name
> [USING JAR|FILE|ARCHIVE 'file_uri' [, JAR|FILE|ARCHIVE 'file_uri'] ];
> {code}
>
>
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