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Posted to issues@flink.apache.org by "Timo Walther (Jira)" <ji...@apache.org> on 2020/07/17 12:41:00 UTC
[jira] [Updated] (FLINK-18628) Invalid error message for overloaded
methods with same parameter name
[ https://issues.apache.org/jira/browse/FLINK-18628?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Timo Walther updated FLINK-18628:
---------------------------------
Affects Version/s: 1.11.0
> Invalid error message for overloaded methods with same parameter name
> ---------------------------------------------------------------------
>
> Key: FLINK-18628
> URL: https://issues.apache.org/jira/browse/FLINK-18628
> Project: Flink
> Issue Type: Sub-task
> Components: Table SQL / API
> Affects Versions: 1.11.0
> Reporter: Timo Walther
> Assignee: Timo Walther
> Priority: Major
>
> If a function has overloaded evaluation methods but same argument names, this leads to a confusing error message where types are missing:
> {code}
> Caused by: org.apache.flink.table.api.ValidationException: Invalid input arguments. Expected signatures are:
> test-catalog.TEST_DB.myScalarFunc(a => )
> at org.apache.flink.table.types.inference.TypeInferenceUtil.createInvalidInputException(TypeInferenceUtil.java:190)
> at org.apache.flink.table.planner.functions.inference.TypeInferenceOperandChecker.checkOperandTypesOrError(TypeInferenceOperandChecker.java:131)
> at org.apache.flink.table.planner.functions.inference.TypeInferenceOperandChecker.checkOperandTypes(TypeInferenceOperandChecker.java:89)
> ... 79 common frames omitted
> Caused by: org.apache.flink.table.api.ValidationException: Invalid input arguments.
> at org.apache.flink.table.types.inference.TypeInferenceUtil.inferInputTypes(TypeInferenceUtil.java:467)
> at org.apache.flink.table.types.inference.TypeInferenceUtil.adaptArguments(TypeInferenceUtil.java:123)
> at org.apache.flink.table.types.inference.TypeInferenceUtil.adaptArguments(TypeInferenceUtil.java:102)
> at org.apache.flink.table.planner.functions.inference.TypeInferenceOperandChecker.checkOperandTypesOrError(TypeInferenceOperandChecker.java:126)
> ... 80 common frames omitted
> {code}
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