[FLINK-9850] Add a string to the print method to identify output for DataStream

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.7.0
• Component/s: API / DataStream
• Labels: pull-request-available
• Assignee: vinoyang
• Reporter: Hequn Cheng
• Created: 15/Jul/18 07:27
• Updated: 17/Aug/18 07:53
• Resolved: 17/Aug/18 07:53

Description

The output of the print method of {[DataSet}} allows the user to supply a String to identify the output(see FLINK-1486). But {[DataStream}} doesn't support now. It is valuable to add this feature for DataStream

Issue Links

• is related to: FLINK-1486 Add a string to the print method to identify output
• links to: GitHub Pull Request #6367
• links to: GitHub Pull Request #6367