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  • Make the IntermediateResultPartitionID being composed of (IntermediateDataSetID, partitionIndex)
  • Make the ExecutionAttemptID being composed of (ExecutionVertexID, attemptNumber)
  • Add the producer info to the string literal of IntermediateDataSetID, IntermediateResultPartitionID. Just like ResultPartitionID.
  • Make the InstanceID in TaskExecutorConnection being composed of the ResourceID plus a monotonically increasing value.

These changes may not compatible with the current AbstractID definition. We should either refactor the AbstractID or let them not extend AbstractID.

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