NAME

       RDF::Query::Plan::Extend - Executable query plan for Extends.

VERSION

       This document describes RDF::Query::Plan::Extend version 2.918.

METHODS

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

       "new ( $plan, \@keys )"
       "execute ( $execution_context )"
       "next"
       "close"
       "pattern"
           Returns the query plan that will be used to produce the data to be extended.

       "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 )"
       "explain"
           Returns a string serialization of the plan appropriate for display on the command
           line.

AUTHOR

        Gregory Todd Williams <gwilliams@cpan.org>