RDF::Query::Plan::Union(3pm)				User Contributed Perl Documentation			      RDF::Query::Plan::Union(3pm)

NAME

       RDF::Query::Plan::Union - Executable query plan for unions.

VERSION

       This document describes RDF::Query::Plan::Union version 2.908.

METHODS

       Beyond the methods documented below, this class inherits methods from the RDF::Query::Plan class.

       "new ( $lhs, $rhs )"
       "execute ( $execution_context )"
       "next"
       "close"
       "lhs"
	   Returns the left-hand-side plan to the union.

       "rhs"
	   Returns the right-hand-side plan to the union.

       "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>

perl v5.14.2							    2012-01-31					      RDF::Query::Plan::Union(3pm)