[ https://issues.apache.org/jira/browse/FLINK-5678?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jark Wu reassigned FLINK-5678: ------------------------------ Assignee: Jark Wu > User-defined TableFunctions do not support all types of parameters > ------------------------------------------------------------------ > > Key: FLINK-5678 > URL: https://issues.apache.org/jira/browse/FLINK-5678 > Project: Flink > Issue Type: Bug > Components: Table API & SQL > Reporter: Timo Walther > Assignee: Jark Wu > > It seems that TableFunctions do not support all types of parameters. E.g. > {code} > XXX.select("1000L AS time").join("mytf(time)"); > public static class MyTableFunction extends TableFunction<Row> { > public void eval(Long ts) { > Row r = new Row(2); > r.setField(0, ts); > collect(r); > } > } > {code} > leads to > {code} > Exception in thread "main" org.apache.flink.table.codegen.CodeGenException: > No matching signature found. > at > org.apache.flink.table.codegen.calls.TableFunctionCallGen$$anonfun$1.apply(TableFunctionCallGen.scala:47) > at > org.apache.flink.table.codegen.calls.TableFunctionCallGen$$anonfun$1.apply(TableFunctionCallGen.scala:47) > at scala.Option.getOrElse(Option.scala:120) > at > org.apache.flink.table.codegen.calls.TableFunctionCallGen.generate(TableFunctionCallGen.scala:47) > at > org.apache.flink.table.codegen.CodeGenerator.visitCall(CodeGenerator.scala:1011) > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)