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RDF::Query::Algebra::Extend(3) User Contributed Perl Documentation RDF::Query::Algebra::Extend(3)

RDF::Query::Algebra::Extend - Algebra class for extending the variable projection

This document describes RDF::Query::Algebra::Extend version 2.918.

Beyond the methods documented below, this class inherits methods from the RDF::Query::Algebra class.
"new ( $pattern, \@vars_and_exprs )"
Returns a new Extend structure.
"construct_args"
Returns a list of arguments that, passed to this class' constructor, will produce a clone of this algebra pattern.
"pattern"
Returns the pattern to be sorted.
"vars"
Returns the vars to be extended.
"sse"
Returns the SSE string for this algebra expression.
"as_sparql"
Returns the SPARQL string for this algebra expression.
"as_hash"
Returns the query as a nested set of plain data structures (no objects).
"type"
Returns the type of this algebra expression.
"referenced_variables"
Returns a list of the variable names used in this algebra expression.
"potentially_bound"
Returns a list of the variable names used in this algebra expression that will bind values during execution.
"definite_variables"
Returns a list of the variable names that will be bound after evaluating this algebra expression.
"is_solution_modifier"
Returns true if this node is a solution modifier.

 Gregory Todd Williams <gwilliams@cpan.org>
2017-01-04 perl v5.32.1

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