In file relplanop.h:

class RelDistinctPlanOp : public RelDerivedPlanOp

Relational plan operator to eliminate duplicate tuples

Inheritance:

Inherited from RelDerivedPlanOp:

Inherited from RelPlanOp:

Documentation

Relational plan operator to eliminate duplicate tuples. This implementation relies on the fact that the incoming stream of tuples is sorted on all attributes.
This class has no child classes.
Author:
Mark A. Paskin, paskin@cs.cornell.edu
Version:
July 7, 1997
See Also:
SortPlanOp

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