1RDF::Query::Plan::Join(U3s)er Contributed Perl DocumentatRiDoFn::Query::Plan::Join(3)
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6 RDF::Query::Plan::Join - Join query plan base class.
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9 This document describes RDF::Query::Plan::Join 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, $optional )"
16 "lhs"
17 Returns the left-hand-side plan to the join.
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19 "rhs"
20 Returns the right-hand-side plan to the join.
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22 "optional"
23 "bf ()"
24 Returns a string representing the state of the nodes of the triple
25 (bound or free).
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27 "join_classes"
28 Returns the class names of all available join algorithms.
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30 "distinct"
31 Returns true if the pattern is guaranteed to return distinct
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34 "ordered"
35 Returns true if the pattern is guaranteed to return ordered
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38 "plan_prototype"
39 Returns a list of scalar identifiers for the type of the content
40 (children) nodes of this plan node. See RDF::Query::Plan for a list
41 of the allowable identifiers.
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43 "plan_node_data"
44 Returns the data for this plan node that corresponds to the values
45 described by the signature returned by "plan_prototype".
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48 Gregory Todd Williams <gwilliams@cpan.org>
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52perl v5.32.0 2020-07-28 RDF::Query::Plan::Join(3)