NAME

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

VERSION

       This document describes RDF::Query::Plan::ThresholdUnion version 2.910.

METHODS

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

       "new ( $time, @plans )"
       "execute ( $execution_context )"
       "next"
       "close"
       "children"
       "threshold_time"
       "optimistic"
       "default"
       "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>