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Posted to issues@flink.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2022/09/13 11:54:00 UTC
[jira] [Updated] (FLINK-27952) Table UDF fails when using Double.POSITIVE_INFINITY as parameters
[ https://issues.apache.org/jira/browse/FLINK-27952?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated FLINK-27952:
-----------------------------------
Labels: pull-request-available (was: )
> Table UDF fails when using Double.POSITIVE_INFINITY as parameters
> -----------------------------------------------------------------
>
> Key: FLINK-27952
> URL: https://issues.apache.org/jira/browse/FLINK-27952
> Project: Flink
> Issue Type: New Feature
> Components: Table SQL / Planner
> Reporter: Zhipeng Zhang
> Priority: Major
> Labels: pull-request-available
> Attachments: image-2022-06-21-00-19-12-151.png
>
>
>
> The following code fails and throws NumberFormatException when casting Double.POSITIVE_INFINITY to BigDecimal.
> {code:java}
> @Test
> public void testTableUdf() {
> StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
> DataStream <Row> data = env.fromElements(Row.of(1.), Row.of(2.));
> StreamTableEnvironment tEnv = StreamTableEnvironment.create(env);
> Table table = tEnv.fromDataStream(data).as("f0");
> Double[][] d = new Double[][]{new Double[]{1.0, Double.POSITIVE_INFINITY}};
> Expression[] expressions = new Expression[2];
> expressions[0] = org.apache.flink.table.api.Expressions.call(MyUDF.class, $("f0"), d);
> expressions[1] = org.apache.flink.table.api.Expressions.call(MyUDF.class, $("f0"), d);
> table.addColumns(expressions)
> .as("f0", "output", "output2")
> .execute().print();
> }
> public static class MyUDF extends ScalarFunction {
> public Integer eval(Integer num, Double[][] add) {
> return (int)(num + add[0][0]);
> }
> } {code}
>
>
>
>
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