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刘珍 commented on IOTDB-1591: --------------------------- This is not a bug. It's need to copy ${UDF}.jar to all nodes .(ext/udf) > release-0.12.2 RC1 cluster : Execute CREATE FUNCTION on 1 node, this > FUNCTION is invisible to other nodes > ---------------------------------------------------------------------------------------------------------- > > Key: IOTDB-1591 > URL: https://issues.apache.org/jira/browse/IOTDB-1591 > Project: Apache IoTDB > Issue Type: Bug > Affects Versions: 0.12.2 > Reporter: 刘珍 > Priority: Minor > Attachments: image-2021-08-26-13-51-54-754.png, > udf-example-0.12.2-SNAPSHOT.jar > > > iotdb info: > release 0.12.2 RC1 > cluster : > ip5/ip10/ip13 > default_replica_num=1 > ip13 : > cp udf-example-0.12.2-SNAPSHOT.jar ${release_1202_dir}/ext/udf/ > ip13 cli : > CREATE FUNCTION example AS "org.apache.iotdb.udf.UDTFExample" > SHOW FUNCTIONS; > !image-2021-08-26-13-51-54-754.png! > ip5/ip10 cli: > SHOW FUNCTIONS; > > FUNCTION example is invisible . > ./sbin/start-cli.sh -h 192.168.130.10 -p 6688 -e "SELECT s1, > example(s1), s2, example(s2) FROM root.sg1.d1;" > Msg: 411: Error occurred in query process: Failed to reflect UDF instance, > because UDF EXAMPLE {color:#DE350B}*has not been registered.*{color} -- This message was sent by Atlassian Jira (v8.3.4#803005)