NAME

RDF::Query::Plan::Minus - Executable query plan for minus operations.

VERSION

This document describes RDF::Query::Plan::Minus version 2.900_01, released 30 January 2010.

METHODS

new ( $lhs, $rhs )
execute ( $execution_context )
next
close
lhs

Returns the left-hand-side plan to the join.

rhs

Returns the right-hand-side plan to the join.

distinct

Returns true if the pattern is guaranteed to return distinct results.

ordered

Returns true if the pattern is guaranteed to return ordered results.

plan_node_name

Returns the string name of this plan node, suitable for use in serialization.

plan_prototype

Returns a list of scalar identifiers for the type of the content (children) nodes of this plan node. See RDF::Query::Plan for a list of the allowable identifiers.

plan_node_data

Returns the data for this plan node that corresponds to the values described by the signature returned by plan_prototype.

graph ( $g )

AUTHOR

Gregory Todd Williams <gwilliams@cpan.org>