NAME

       RDF::Query::Plan::SubSelect - Executable query plan for sub-select queries.

VERSION

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

METHODS

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

       "new ( $query, [ \%logging_keys ] )"
           Returns a new SubSelect query plan object. "<$query"> is a RDF:Query object
           representing a SELECT query.

       "execute ( $execution_context )"
       "next"
       "close"
       "query"
           Returns the sub-select query object.

       "plan"
           Returns the sub-select query plan object.

       "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>