RDF::Query::Plan::Constant(3)
Executable query plan for Constants.
VERSION
This document describes RDF::Query::Plan::Constant version 2.916.
METHODS
Beyond the methods documented below, this class inherits methods from the
RDF::Query::Plan class.
- "new ( @variable_bindings )"
-
- "execute ( $execution_context )"
-
- "bindings"
-
Returns a list of the variable bindings for this constant result set.
- "is_unit"
-
Returns true if this constant result set is comprised of a single, empty variable binding.
- "next"
-
- "close"
-
- "size"
-
- "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".
