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cherish peng updated PHOENIX-4866: ---------------------------------- Comment: was deleted (was: STACKTRACE: {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}) > 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 > Attachments: ArrayDistinctFunction.java > > Original Estimate: 72h > Remaining Estimate: 72h > > > {code:java} > Environment: > apache-phoenix-5.0.0-HBase-2.0-bin > hbase-2.0.0 > hadoop-3.1.0 > {code} > I built an udf `ARRAY_DISTINCT`, When i exec: > {color:#d04437}①{color} SELECT ARRAY_DISTINCT(ARRAY['A', 'B', 'A', 'C'], > TRUE); > throw error: "org.apache.phoenix.schema.FunctionNotFoundException: ERROR 6001 > (42F01): Function undefined" > 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'] |*** > *+---------------------+* > > My ddl: > CREATE FUNCTION ARRAY_DISTINCT(VARCHAR[], BOOLEAN) RETURNS VARCHAR AS > 'com.godalgo.udf.ArrayDistinctFunction'; > *I tried the built-in functions which provided by Phoenix, they only output ③ > .* > *I put the ARRAY_DISTINCT SOURCE TO attachment.* -- This message was sent by Atlassian JIRA (v7.6.3#76005)