RDF::Query::Plan::BasicGraphPattern - Executable query plan for
    BasicGraphPatterns.
This document describes RDF::Query::Plan::BasicGraphPattern
    version 2.919.
Beyond the methods documented below, this class inherits methods
    from the RDF::Query::Plan class.
  - "new ( @triples )"
- "execute ( $execution_context )"
- "next"
- "close"
- "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".
 Gregory Todd Williams <gwilliams@cpan.org>