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Flink SQL 使用滚动窗口，能不能获取到延迟数据，跟datastream一样，可以放到侧输出里面

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Assessment

Difficulty
5/5
Estimated time
Over a week
Newbie friendliness
20/100
Issue type
Feature
Clarity
Needs clarification
Activity status
Stale
Tech stack
java
Domain
stream-processing

Research direction

No files, tests, or entry points are mentioned. Start by locating the Flink SQL tumbling-window implementation and its handling of late records, then compare the available side-output behavior with DataStream; done means late data can be routed to a side output as requested.

Written by the indexing model from the issue text.

Description

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Dominant language
Java
Stars
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Forks
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No merged PRs in 30d

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First steps

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  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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