sjwiesman opened a new pull request #7747: [FLINK-11653][DataStream] Add configuration to enforce custom UID's o… URL: https://github.com/apache/flink/pull/7747 …n datastream ## What is the purpose of the change Current best practice when deploying Flink applications to production is to set a custom UID, using DataStream#uid, so jobs can resume from savepoints even if they job graph has been modified. Flink should contain a configuration that can allow users to fail submission if their program contains an operator without a custom UID; enforcing best practices similarly to #disableGenericTypes. ## Brief change log Adds a new configuration #disableAutoGeneratedUIDs which will fail job submission if there are any operators without a custom uid. ## Verifying this change This change added tests and can be verified as follows: *(example:)* - Added test to StreamingJobGraphGeneratorTest ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): no - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: no - The serializers: no - The runtime per-record code paths (performance sensitive): no - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: no - The S3 file system connector: no ## Documentation - Does this pull request introduce a new feature? yes - If yes, how is the feature documented? docs
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