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Web:Extend: Beta Release
01-09-2009
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RDF::Query::Algebra::Extend(3pm) User Contributed Perl Documentation RDF::Query::Algebra::Extend(3pm) NAME
RDF::Query::Algebra::Extend - Algebra class for extending the variable projection VERSION
This document describes RDF::Query::Algebra::Extend version 2.908. METHODS
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. AUTHOR
Gregory Todd Williams <gwilliams@cpan.org> perl v5.14.2 2012-01-31 RDF::Query::Algebra::Extend(3pm)