RDF::Query::Plan::Union(3)
Executable query plan for unions.
VERSION
This document describes RDF::Query::Plan::Union version 2.916.
METHODS
Beyond the methods documented below, this class inherits methods from the
RDF::Query::Plan class.
- "new ( $lhs, $rhs )"
-
- "execute ( $execution_context )"
-
- "next"
-
- "close"
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- "lhs"
-
Returns the left-hand-side plan to the union.
- "rhs"
-
Returns the right-hand-side plan to the union.
- "distinct"
-
Returns true if the pattern is guaranteed to return distinct results.
- "ordered"
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Returns true if the pattern is guaranteed to return ordered results.
- "plan_node_name"
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Returns the string name of this plan node, suitable for use in serialization.
- "plan_prototype"
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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"
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Returns the data for this plan node that corresponds to the values described by
the signature returned by "plan_prototype".
- "graph ( $g )"
-
