| Class | Description |
|---|---|
| FetchContext |
A dummy counter handling context for fetch tasks
|
| FetchLauncher |
This class is responsible for executing the fetch task, saving the result to disk
and do the necessary cleanup afterwards.
|
| FetchOptimizer |
FetchOptimizer determines whether the entire physical plan is fetchable, meaning
that the task's result can be directly read (fetched) from the underlying storage
rather than creating MR jobs.
|
| FetchPOStoreImpl |
This class is used to have a POStore write the output to the underlying storage
via a output collector/record writer in case of a fetch task.
|
| FetchProgressableReporter |
A dummy ProgressableReporter used for fetch tasks
|
| FetchTaskContext |
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