- addInput
Adds an input page to the operator. This method will only be called if
needsInput() returns true.
- finish
Notifies the operator that no more pages will be added and the operator should
finish processing and
- getOutput
Gets an output page from the operator. If no output data is currently available,
return null.
- needsInput
Returns true if and only if this operator can accept an input page.
- getOperatorContext
- isBlocked
Returns a future that will be completed when the operator becomes unblocked. If
the operator is not
- isFinished
Is this operator completely finished processing and no more output pages will be
produced.
- close
This method will always be called before releasing the Operator reference.
- finishMemoryRevoke
Clean up and release resources after completed memory revoking. Called by driver
once future returne
- $missing$
- apply
- getTypes
Gets the column types of pages produced by this operator.