1RDF::Query::Plan::UnionU(s3e)r Contributed Perl DocumentaRtDiFo:n:Query::Plan::Union(3)
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6 RDF::Query::Plan::Union - Executable query plan for unions.
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9 This document describes RDF::Query::Plan::Union version 2.918.
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12 Beyond the methods documented below, this class inherits methods from
13 the RDF::Query::Plan class.
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15 "new ( $lhs, $rhs )"
16 "execute ( $execution_context )"
17 "next"
18 "close"
19 "lhs"
20 Returns the left-hand-side plan to the union.
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22 "rhs"
23 Returns the right-hand-side plan to the union.
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25 "distinct"
26 Returns true if the pattern is guaranteed to return distinct
27 results.
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29 "ordered"
30 Returns true if the pattern is guaranteed to return ordered
31 results.
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33 "plan_node_name"
34 Returns the string name of this plan node, suitable for use in
35 serialization.
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37 "plan_prototype"
38 Returns a list of scalar identifiers for the type of the content
39 (children) nodes of this plan node. See RDF::Query::Plan for a list
40 of the allowable identifiers.
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42 "plan_node_data"
43 Returns the data for this plan node that corresponds to the values
44 described by the signature returned by "plan_prototype".
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46 "graph ( $g )"
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49 Gregory Todd Williams <gwilliams@cpan.org>
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53perl v5.34.0 2021-07-22 RDF::Query::Plan::Union(3)