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Posted to issues@flink.apache.org by "Piotr Nowojski (Jira)" <ji...@apache.org> on 2022/01/21 15:14:00 UTC

[jira] [Updated] (FLINK-25199) StreamEdges are not unique in self-union, which blocks propagation of watermarks

     [ https://issues.apache.org/jira/browse/FLINK-25199?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Piotr Nowojski updated FLINK-25199:
-----------------------------------
    Summary: StreamEdges are not unique in self-union, which blocks propagation of watermarks  (was: StreamEdges are not unique in self-union blocking propagation of watermarks)

> StreamEdges are not unique in self-union, which blocks propagation of watermarks
> --------------------------------------------------------------------------------
>
>                 Key: FLINK-25199
>                 URL: https://issues.apache.org/jira/browse/FLINK-25199
>             Project: Flink
>          Issue Type: Bug
>          Components: Runtime / Task
>    Affects Versions: 1.12.7, 1.13.5, 1.14.3
>            Reporter: Timo Walther
>            Assignee: Piotr Nowojski
>            Priority: Critical
>              Labels: pull-request-available
>             Fix For: 1.15.0, 1.13.6, 1.14.4
>
>
> It seems {{fromValues}} that generates multiple rows does not emit any watermarks:
> {code}
>         StreamTableEnvironment tEnv = StreamTableEnvironment.create(env);
>         Table inputTable =
>                 tEnv.fromValues(
>                         DataTypes.ROW(
>                                 DataTypes.FIELD("weight", DataTypes.DOUBLE()),
>                                 DataTypes.FIELD("f0", DataTypes.STRING()),
>                                 DataTypes.FIELD("f1", DataTypes.DOUBLE()),
>                                 DataTypes.FIELD("f2", DataTypes.DOUBLE()),
>                                 DataTypes.FIELD("f3", DataTypes.DOUBLE()),
>                                 DataTypes.FIELD("f4", DataTypes.INT()),
>                                 DataTypes.FIELD("label", DataTypes.STRING())),
>                         Row.of(1., "a", 1., 1., 1., 2, "l1"),
>                         Row.of(1., "a", 1., 1., 1., 2, "l1"));
>         DataStream<Row> input = tEnv.toDataStream(inputTable);
> {code}
> {{fromValues(1, 2, 3)}} or {{fromValues}} with only 1 row works correctly.



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