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From "Thomas D'Silva (JIRA)" <j...@apache.org>
Subject [jira] [Reopened] (PHOENIX-4866) UDFs get error: org.apache.phoenix.schema.FunctionNotFoundException: ERROR 6001 (42F01): Function undefined
Date Tue, 04 Sep 2018 01:12:00 GMT

     [ https://issues.apache.org/jira/browse/PHOENIX-4866?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Thomas D'Silva reopened PHOENIX-4866:
-------------------------------------

[~1024bit] We move the status to resolved only after a fix has been committed.

> UDFs get error: org.apache.phoenix.schema.FunctionNotFoundException: ERROR 6001 (42F01):
Function undefined
> -----------------------------------------------------------------------------------------------------------
>
>                 Key: PHOENIX-4866
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-4866
>             Project: Phoenix
>          Issue Type: Bug
>    Affects Versions: 5.0.0
>         Environment: [^ArrayDistinctFunction.java]
>            Reporter: cherish peng
>            Priority: Blocker
>              Labels: User-Defined-Function, functions, udfs
>             Fix For: 5.0.0
>
>         Attachments: ArrayDistinctFunction.java
>
>   Original Estimate: 72h
>  Remaining Estimate: 72h
>
>  I built an udf `ARRAY_DISTINCT`, When i exec:
> {color:#d04437}①{color} SELECT ARRAY_DISTINCT(ARRAY['A', 'B', 'A', 'C'], TRUE);
> throw error:
>  
> {code:java}
> org.apache.phoenix.schema.FunctionNotFoundException: ERROR 6001 (42F01): Function undefined.
functionName=ARRAY_DISTINCT at org.apache.phoenix.compile.FromCompiler$1.resolveFunction(FromCompiler.java:134)
at org.apache.phoenix.compile.ExpressionCompiler.visitLeave(ExpressionCompiler.java:327)
> {code}
>  
> However when i exec:
> {color:#d04437}②{color} SELECT ARRAY_DISTINCT(ARRAY['A', 'B', 'A', 'C'], TRUE) {color:#f79232}FROM
TABLE_NAME;{color}
> output:
> *+---------------------+*
> *|* *ARRAY['A','B','C']* *|*
> *+---------------------+*
> *+---------------------+*
>  
> {color:#d04437}③{color} SELECT ARRAY_DISTINCT({color:#f79232}array_elements{color},
TRUE) as arr {color:#f79232}FROM TABLE_NAME;{color}**
> {color:#f79232}output:{color}
> *+---------------------+*
> *| ARR*  *  **  |*
> *+---------------------+*
> *| ARRAY['A','B','C'] |***
> *+---------------------+*
>  
> The DDL: 
> CREATE FUNCTION ARRAY_DISTINCT(VARCHAR[], BOOLEAN) RETURNS VARCHAR AS 'com.godalgo.udf.ArrayDistinctFunction';
> My Environment:  apache-phoenix-5.0.0-HBase-2.0-bin  hbase-2.0.0 hadoop-3.1.0
>  
> I tried the built-in functions which provided by Phoenix, ALL OF THEM ARE OK .
> *I had putted ARRAY_DISTINCT's SOURCE TO attachment.*



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