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.IX Title "RDF::Query::Plan::Union 3pm"
.TH RDF::Query::Plan::Union 3pm 2024-04-12 "perl v5.38.2" "User Contributed Perl Documentation"
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.if n .ad l
.nh
.SH NAME
RDF::Query::Plan::Union \- Executable query plan for unions.
.SH VERSION
.IX Header "VERSION"
This document describes RDF::Query::Plan::Union version 2.918.
.SH METHODS
.IX Header "METHODS"
Beyond the methods documented below, this class inherits methods from the
RDF::Query::Plan class.
.ie n .IP """new ( $lhs, $rhs )""" 4
.el .IP "\f(CWnew ( $lhs, $rhs )\fR" 4
.IX Item "new ( $lhs, $rhs )"
.PD 0
.ie n .IP """execute ( $execution_context )""" 4
.el .IP "\f(CWexecute ( $execution_context )\fR" 4
.IX Item "execute ( $execution_context )"
.ie n .IP """next""" 4
.el .IP \f(CWnext\fR 4
.IX Item "next"
.ie n .IP """close""" 4
.el .IP \f(CWclose\fR 4
.IX Item "close"
.ie n .IP """lhs""" 4
.el .IP \f(CWlhs\fR 4
.IX Item "lhs"
.PD
Returns the left-hand-side plan to the union.
.ie n .IP """rhs""" 4
.el .IP \f(CWrhs\fR 4
.IX Item "rhs"
Returns the right-hand-side plan to the union.
.ie n .IP """distinct""" 4
.el .IP \f(CWdistinct\fR 4
.IX Item "distinct"
Returns true if the pattern is guaranteed to return distinct results.
.ie n .IP """ordered""" 4
.el .IP \f(CWordered\fR 4
.IX Item "ordered"
Returns true if the pattern is guaranteed to return ordered results.
.ie n .IP """plan_node_name""" 4
.el .IP \f(CWplan_node_name\fR 4
.IX Item "plan_node_name"
Returns the string name of this plan node, suitable for use in serialization.
.ie n .IP """plan_prototype""" 4
.el .IP \f(CWplan_prototype\fR 4
.IX Item "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.
.ie n .IP """plan_node_data""" 4
.el .IP \f(CWplan_node_data\fR 4
.IX Item "plan_node_data"
Returns the data for this plan node that corresponds to the values described by
the signature returned by \f(CW\*(C`plan_prototype\*(C'\fR.
.ie n .IP """graph ( $g )""" 4
.el .IP "\f(CWgraph ( $g )\fR" 4
.IX Item "graph ( $g )"
.SH AUTHOR
.IX Header "AUTHOR"
.Vb 1
\& Gregory Todd Williams <gwilliams@cpan.org>
.Ve